Presentations

2016-2015

*undergraduate student coauthor **graduate student coauthor

2016 December
American Geophysical Union Annual Meeting, San Francisco, CA. Aranda, A.N., J. CARLIN, B.P. RHODES, M.E. KIRBY, R.J. Leeper, R. Smith . Salt marsh response and recovery to coseismic subsidence. *Cortez, D., J. CARLIN. Recent sedimentation along the mudflats of an urban estuary. Floyd, J.G., S.R. Beeler, R.A. Mors, E.A. Kraus, E.A., International Geobiology Course 2016, O. Piazza, C.M. Frantz, S.J. LOYD, W. Berelson, B.S. Stevenson, P.J. Marenco, J.R. Spear, F.A. Corsetti. Assessing the biological contribution to mineralized cap formation in the Little Hot Creek hot spring system. LOYD, S.J., M.N. Smirnoff, A.K. Tripati. Clumped isotope compositions of authigenic carbonate recovered from cored marine sediments. McGuffin, A., J. CARLIN, T. Dellapenna. Establishment of Brazos River flood event layer proxies for paleoclimate reconstruction and flood layer preservation on the Texas continental shelf. Medina, F., V.V. Russell, J. Feyhl-Buska, F. Sonderholm, S.J. LOYD, R.S. Shapiro, M.R. Rosen, B.W. Stamps, V. Petryshyn, H. Johnson, J.R. Spear, F.A. Corsetti. Assessing the biogenicity of tufas and their potential as biosignature repositories. Prokopenko, M., F.A. Corsetti, R.R. Gaines, S.J. LOYD, A. Cordova, W. Berelson. The nitrogen cycle under changing redox conditions during late Neoproterozoic: the Ediacaran nitrate revolution? Sandoval, A., S.J. LOYD. Geochemistry of phosphatic-shales and associated authigenic minerals of the Miocene Monterey Formation: Implications for paragenetic evolution. Smirnoff, M.N., S.J. LOYD. Carbonate geochemistry of marine authigenic carbonates and host sediments: Exploring mineral formation pathways and organic preservation potential in modern sediments. Stamps, B.W., V. Petryshyn, H. Johnson, W. Berelson, H.S. Nunn, B.S. Stevenson, S.J. LOYD**, R.S. Oremland, L.G. Miller, M.R. Rosen, F.A. Corsetti, J.R. Spear. The biogeography of endorheic soda lakes in the western United States.
2016 October
Society of Vertebrate Paleontology Meetings, Salt Lake City, UT *Garibay, A., J.F. PARHAM,** and J. Velez-Juarbe. New species of the stem seal Allodesmus from the middle miocene Topanga Formation of Orange County. Santos, G.-P., J.F. PARHAM, M. Barboza, B.N. Kussman, J. Velez-Juarbe. New records of terrestrial and marine mammals from the Oso Sand Member, Capistrano Formation, Orange County, California. Shahbazi, S., I. Magallanes, J.F. PARHAM,** R.W. Boessenecker. Fossil walrus skulls from the empire formation of Oregon represent a new lineage from the late Miocene and support a significant late Miocene radiation of odobenids.
A.A.P.G. Pacific and Rocky Mountain Joint meeting, Las Vegas, NV Arita, A., V. MEMETI, L. Flores . Examining the geochemical relationships between the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park. *Chavez, E., V. MEMETI, N. McMillan, H. Thompson. Testing the Mojave - Snow Lake fault hypothesis using laser induced breakdown spectroscopy. Flores, L., V. MEMETI, A. Arita. Using K-feldspar megacrysts as recorders of magma processes in the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park. Gutierrez, E., V. MEMETI* . Investigating the volcanic-plutonic connections using geochemistry in the Minarets caldera, eastern central Sierra Nevada mountain range. *Kennis, G.G., J.R. KNOTT,** J.S. Lackey. X-ray fluorescence (XRF) analysis of Ubehebe Hills and related basalts, Northern Death Valley, California.

2016
December

American Geophysical Union Annual Meeting, San Francisco, CA.

Aranda**, A.N., J. CARLIN, B.P. RHODES, M.E. KIRBY, R.J. Leeper**, R. Smith . Salt marsh response and recovery to coseismic subsidence.

Cortez*, D., J. CARLIN. Recent sedimentation along the mudflats of an urban estuary.

Floyd, J.G., S.R. Beeler, R.A. Mors, E.A. Kraus, E.A., International Geobiology Course 2016, O. Piazza, C.M. Frantz, S.J. LOYD, W. Berelson, B.S. Stevenson, P.J. Marenco, J.R. Spear, F.A. Corsetti. Assessing the biological contribution to mineralized cap formation in the Little Hot Creek hot spring system.

LOYD, S.J., M.N. Smirnoff**, A.K. Tripati. Clumped isotope compositions of authigenic carbonate recovered from cored marine sediments.

McGuffin**, A., J. CARLIN, T. Dellapenna. Establishment of Brazos River flood event layer proxies for paleoclimate reconstruction and flood layer preservation on the Texas continental shelf.

Medina, F., V.V. Russell, J. Feyhl-Buska, F. Sonderholm, S.J. LOYD, R.S. Shapiro, M.R. Rosen, B.W. Stamps, V. Petryshyn, H. Johnson, J.R. Spear, F.A. Corsetti. Assessing the biogenicity of tufas and their potential as biosignature repositories.

Prokopenko, M., F.A. Corsetti, R.R. Gaines, S.J. LOYD, A. Cordova, W. Berelson. The nitrogen cycle under changing redox conditions during late Neoproterozoic: the Ediacaran nitrate revolution?

Sandoval, A.**, S.J. LOYD. Geochemistry of phosphatic-shales and associated authigenic minerals of the Miocene Monterey Formation: Implications for paragenetic evolution.

Smirnoff, M.N.**, S.J. LOYD. Carbonate geochemistry of marine authigenic carbonates and host sediments: Exploring mineral formation pathways and organic preservation potential in modern sediments.

Stamps, B.W., V. Petryshyn, H. Johnson, W. Berelson, H.S. Nunn, B.S. Stevenson, S.J. LOYD, R.S. Oremland, L.G. Miller, M.R. Rosen, F.A. Corsetti, J.R. Spear. The biogeography of endorheic soda lakes in the western United States.

2016
October

Society of Vertebrate Paleontology Meetings, Salt Lake City, UT

Garibay*, A., J.F. PARHAM, and J. Velez-Juarbe. New species of the stem seal Allodesmus from the middle miocene Topanga Formation of Orange County.

Santos**, G.-P., J.F. PARHAM, M. Barboza*, B.N. Kussman*, J. Velez-Juarbe. New records of terrestrial and marine mammals from the Oso Sand Member, Capistrano Formation, Orange County, California.

Shahbazi*, S., I. Magallanes*, J.F. PARHAM, R.W. Boessenecker. Fossil walrus skulls from the empire formation of Oregon represent a new lineage from the late Miocene and support a significant late Miocene radiation of odobenids.

A.A.P.G. Pacific and Rocky Mountain Joint meeting, Las Vegas, NV

Arita*, A., V. MEMETI, L. Flores* . Examining the geochemical relationships between the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park.

Chavez*, E., V. MEMETI, N. McMillan, H. Thompson. Testing the Mojave - Snow Lake fault hypothesis using laser induced breakdown spectroscopy.

Flores*, L., V. MEMETI, A. Arita*. Using K-feldspar megacrysts as recorders of magma processes in the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park.

Gutierrez*, E., V. MEMETI . Investigating the volcanic-plutonic connections using geochemistry in the Minarets caldera, eastern central Sierra Nevada mountain range.

Kennis*, G.G., J.R. KNOTT, J.S. Lackey. X-ray fluorescence (XRF) analysis of Ubehebe Hills and related basalts, Northern Death Valley, California.

2016 September
G.S.A. annual meeting, Denver, CO Addison, J., V. Scwartz, J. CARLIN, A. Wagner. Developing a portable xrf method for coastal marine sediment core scanning: an example from the monterey bay continental shelf. Aranda, A.N., J. CARLIN, B.P. RHODES, M.E. KIRBY, R.J. Leeper, R. Smith . Utilizing coastal wetland stratigraphy to identify paleoseismic events and characterize marsh response and recovery to seismically-induced sea level rise in southern california Ardill, K.E., S.R. Paterson, V. MEMETI , Linked Cretaceous plutonic-hypabyssal-volcanic fields in the central Sierra Nevada, California: A plutonic view beneath focusing volcanic systems. Arita, A., V. MEMETI, L. Flores . Examining the geochemical relationships between the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park. Barth, A.P., J.L.Wooden, K. Tani, M. Coble, D. CLEMENS-KNOTT , C.E. Jacobsen, N. Riggs, K. Surpless, J. Shukle. Zircon trace element composition space in plutonic and volcanic arcs: implications for zircon provenance and magmatic arc evolution. CARLIN, J., J. Addison, A. Wagner, J.A. Barron, V. Schwartz, A. Avalos* . Variability in modern sedimentation along the central california continental shelf: investigating anthropogenic and climatic drivers in impacting shelf stratigraphy. *Ditmar, J.M., and N. BONUSO. A paleoecology of pleistocene oyster beds, San Pedro, California. Duccini, K.M., D. CLEMENS-KNOTT. Olivine-plagioclase-pyroxene cumulates associated with the hornblende-rich Summit Gabbro: early stages of differentiation within the Late Jurassic Sierra Nevada Arc. Flores, L., V. MEMETI, A. Arita . Using K-feldspar megacrysts as recorders of magma processes in the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park. *Gutierrez, E.P., E. Bowman, S. Medynski, C. Busby, M. López Martínez, T. Niemi, V. Salgado Muõz. Miocene volcanism in the Santa Rosalia region, Gulf of California, Baja California: nature of the arc-to-rift transition and possible role of rift-triggered adakite magmatism in generating boleo stratiform CU-CO-ZN sulfides. Gutierrez, J.A., N. BURSZTYN . Yosemite: teaching the impacts of climate change through a virtual field trip. Han, A.,* J. Flores. Folding as a possible indicator of subsurface paleozoic faulting, central Tennessee. Helfrich, A.L., *V.C. Smith, S.G. Williams, E. Scwat, I. Thompson, N. lang, C. Miller. A field-based and remotely sensed perspective of mafic intrusions within Meadow Creek basin, southern Black Mountains, NW AZ. Jackson, D.O., N. BURSZTYN* . Playing in the sand: the ar sandbox as an interactive topographic lesson. Jordan, L.M., E. Wan, S. Starratt, A. Deino, L.C. Walkup, J.R. KNOTT. Using tephrochronology, 40AR/39AR, ostracods, and diatoms to date and reconstruct the environment of an early Pleistocene time-slice of Waucoba Lake, Inyo County, California, USA. KNOTT, J.R., M. Machette, E. Wan, R. Klinger, J.C. Liddicoat, A.M. Sarna-Wojcicki, R.J. Fleck, A.L. Deino, J.W. Geissman, J.L.Slate, D.B. Wahl, B. Wernicke, S. Wells, J.C. Tinsley, J. Hathaway, V.M. Weamer.* Late Neogene-Quaternary tephrochronology, stratigraphy and paleoclimate of Death Valley, CA, U.S.A. *Kutcher, M.M.** E. Scott. First record of Equus occidentalis from Orange County, California, with implications for the Late Pleistocene distribution of Equus in the American Southwest. *Mistretta, T., J. Estrada, D. CLEMENS-KNOTT,* A.P. Barth, J.L. Wooden. Using zircon trace element signatures to evaluate the nature of Middle to Late Jurassic magmatism within the Sierra Nevada Arc. Nachbor, A.C., P. Wetmore, L.A. Owen, J.R. KNOTT, S. Xie. Constraining slip rates on the Towne Pass fault, northern Death Valley National Park, California *Patterson, S., R. McKay, V. MEMETI* . Locating the volcanic source rock of prehistoric cogged stones from Southern California. Petcovic, H.L., L. Tinigin, N. BURSZTYN, N. Ladue. Pixels: comparing classroom-based and field-based learning to investigate students’ concepts of pixels and sense of scale. *Smith, V., S.G. Williams, A.L. Helfirch, C.F. Miller, M.L. Foley, J.W. Cribb. Geochemical and petrographic relations between mafic intrusions in Post-Peach Spring Tuff deposits in the southern Black Mountains, Meadow Creek basin, near Oatman, Arizona. Werts, K., C.G. Barnes, V. MEMETI . Recognizing distinct magmas and discerning magmatic processes using hornblende trace element variability from the Tuolumne Intrusive complex. Wiitablake, L.M.,* N. BURSZTYN . Manageable molecular mineralogy: developing a user-friendly interactive mineralogy game for mobile devices. Williams, D.R., V. MEMETI, K. Werts, M.A. Barnes, C.G. Barnes. Significance of the hornblende population diversity in the margins of the Kuna Crest lobe, Tuolumne Intrusive Complex, Sierra Nevada, CA. Williams, S.G., V.C. Smith,* A.L. Helfrich, B.M. Wallrich, C.F. Miller. Effects of mafic intrusion on tuffaceous host rock, Meadow Creek basin, Black Mountains, AZ: field, geochemical, and petrologic evidence regarding formation of a glassy border facies.

2016
September

G.S.A. annual meeting, Denver, CO

Addison, J., V. Scwartz, J. CARLIN, A. Wagner. Developing a portable xrf method for coastal marine sediment core scanning: an example from the monterey bay continental shelf.

Aranda**, A.N., J. CARLIN, B.P. RHODES, M.E. KIRBY, R.J. Leeper**, R. Smith . Utilizing coastal wetland stratigraphy to identify paleoseismic events and characterize marsh response and recovery to seismically-induced sea level rise in southern california

Ardill, K.E., S.R. Paterson, V. MEMETI , Linked Cretaceous plutonic-hypabyssal-volcanic fields in the central Sierra Nevada, California: A plutonic view beneath focusing volcanic systems.

Arita*, A., V. MEMETI, L. Flores* . Examining the geochemical relationships between the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park.

Barth, A.P., J.L.Wooden, K. Tani, M. Coble, D. CLEMENS-KNOTT , C.E. Jacobsen, N. Riggs, K. Surpless, J. Shukle. Zircon trace element composition space in plutonic and volcanic arcs: implications for zircon provenance and magmatic arc evolution.

CARLIN, J., J. Addison, A. Wagner, J.A. Barron, V. Schwartz, A. Avalos* . Variability in modern sedimentation along the central california continental shelf: investigating anthropogenic and climatic drivers in impacting shelf stratigraphy.

Ditmar*, J.M., and N. BONUSO. A paleoecology of pleistocene oyster beds, San Pedro, California.

Duccini**, K.M., D. CLEMENS-KNOTT. Olivine-plagioclase-pyroxene cumulates associated with the hornblende-rich Summit Gabbro: early stages of differentiation within the Late Jurassic Sierra Nevada Arc.

Flores*, L., V. MEMETI, A. Arita* . Using K-feldspar megacrysts as recorders of magma processes in the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park.

Gutierrez, E.P.*, E. Bowman, S. Medynski, C. Busby, M. López Martínez, T. Niemi, V. Salgado Muõz. Miocene volcanism in the Santa Rosalia region, Gulf of California, Baja California: nature of the arc-to-rift transition and possible role of rift-triggered adakite magmatism in generating boleo stratiform CU-CO-ZN sulfides.

Gutierrez, J.A., N. BURSZTYN . Yosemite: teaching the impacts of climate change through a virtual field trip.

Han*, A., J. Flores. Folding as a possible indicator of subsurface paleozoic faulting, central Tennessee.

Helfrich, A.L., V.C. Smith*, S.G. Williams, E. Scwat, I. Thompson, N. lang, C. Miller. A field-based and remotely sensed perspective of mafic intrusions within Meadow Creek basin, southern Black Mountains, NW AZ.

Jackson*, D.O., N. BURSZTYN . Playing in the sand: the ar sandbox as an interactive topographic lesson.

Jordan, L.M., E. Wan, S. Starratt, A. Deino, L.C. Walkup, J.R. KNOTT. Using tephrochronology, 40AR/39AR, ostracods, and diatoms to date and reconstruct the environment of an early Pleistocene time-slice of Waucoba Lake, Inyo County, California, USA.

KNOTT, J.R., M. Machette, E. Wan, R. Klinger, J.C. Liddicoat, A.M. Sarna-Wojcicki, R.J. Fleck, A.L. Deino, J.W. Geissman, J.L.Slate, D.B. Wahl, B. Wernicke, S. Wells, J.C. Tinsley, J. Hathaway**, V.M. Weamer*. Late Neogene-Quaternary tephrochronology, stratigraphy and paleoclimate of Death Valley, CA, U.S.A.

Kutcher*, M.M. E. Scott. First record of Equus occidentalis from Orange County, California, with implications for the Late Pleistocene distribution of Equus in the American Southwest.

Mistretta*, T., J. Estrada*, D. CLEMENS-KNOTT, A.P. Barth, J.L. Wooden. Using zircon trace element signatures to evaluate the nature of Middle to Late Jurassic magmatism within the Sierra Nevada Arc.

Nachbor, A.C., P. Wetmore, L.A. Owen, J.R. KNOTT, S. Xie. Constraining slip rates on the Towne Pass fault, northern Death Valley National Park, California

Patterson*, S., R. McKay*, V. MEMETI . Locating the volcanic source rock of prehistoric cogged stones from Southern California.

Petcovic, H.L., L. Tinigin, N. BURSZTYN, N. Ladue. Pixels: comparing classroom-based and field-based learning to investigate students’ concepts of pixels and sense of scale.

Smith*, V., S.G. Williams, A.L. Helfirch, C.F. Miller, M.L. Foley, J.W. Cribb. Geochemical and petrographic relations between mafic intrusions in Post-Peach Spring Tuff deposits in the southern Black Mountains, Meadow Creek basin, near Oatman, Arizona.

Werts, K., C.G. Barnes, V. MEMETI . Recognizing distinct magmas and discerning magmatic processes using hornblende trace element variability from the Tuolumne Intrusive complex.

Wiitablake*, L.M., N. BURSZTYN . Manageable molecular mineralogy: developing a user-friendly interactive mineralogy game for mobile devices.

Williams**, D.R., V. MEMETI, K. Werts, M.A. Barnes, C.G. Barnes. Significance of the hornblende population diversity in the margins of the Kuna Crest lobe, Tuolumne Intrusive Complex, Sierra Nevada, CA.

Williams, S.G., V.C. Smith*, A.L. Helfrich, B.M. Wallrich, C.F. Miller. Effects of mafic intrusion on tuffaceous host rock, Meadow Creek basin, Black Mountains, AZ: field, geochemical, and petrologic evidence regarding formation of a glassy border facies.

2016 May
Southern California Geobiology Symposium, Pasadena, CA. Caesar, K., R. Kyle, T. Lyons, S.J. LOYD. Sulfate-dependent anaerobic oxidation of methane as a generation mechanism for calcite cap rock in Gulf Coast salt domes, USA. Sandoval, A., S.J. LOYD. Geochemistry of phosphatic-shales and associated authigenic minerals of the Miocene Monterey Formation: Implications for paragenetic evolution. Hardisty, D., Z. Lu, A. Bekker, B. Gill, G. Jiang, L. Kah, A. Knoll, S.J. LOYD, M. Osburn, N. Planavsky, P. Swart, X. Zhou, C. Diamond, T. Lyons. Iodine constraints on Proterozoic shallow ocean redox and their biological implications.
2016 April
Geological Society of America Cordilleran Sectional Meeting, Ontario, California. *Adler, M., J.F. PARHAM, G.-P. Santos, Constraining the age of the Eocene Talega Bonebed through microfossil vertebrate index taxa. Aranda, A., J. CARLIN, B. RHODES, M. KIRBY . Investigating the evolution of Southern California salt marshes: a facies model to understand the influence of seismic events on environmental resiliency and sustainability. Ardill*, K.E., S.R. Paterson, V. MEMETI. Temporal, spatial and geochemical magmatic focusing of plutonic and volcanic fields in the central Sierra Nevada, California. Arita, A., V. MEMETI, L. Flores. Examining the geochemical relationships between the Twentynine Palms and Queen Mountain plutons in Joshua Tree National Park. Attia*, S., S.R. Paterson, W. Cao, V. MEMETI, J. Saleeby, A.D. Chapman, G. Dunne, C. Stevens. Evaluating detrital zircon provenance of pre-Mesozoic strata in the Sierra Nevada, eastern California. Avila, M., A.D. WOODS.* Major, minor, and trace element analysis of the Montney Formation, Peace River Embayment (Eastern Alberta, Canada) following the Permian-Triassic Mass Extinction. *Barboza, M., J.F. PARHAM, B.N. Kussman, Vertebrate paleontology and revised age of the Oso Sand Member, Capistrano Formation, Orange County. Beach, A.M., A.D. WOODS. A taphonomic, stratigraphic, and geochemical analysis of middle Miocene cetacean bonebeds from the Topanga Formation, Western San Joaquin Hills, Orange County, California. BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Bringing Grand Canyon to the campus quad: assessment of student motivation and student learning in the geosciences through virtual field trips for mobile smart-devices. Caesar, K.H., J.R. Kyle, T.W. Lyons, and S.J. LOYD. 2016, Sulfate-dependent Anaerobic Oxidation of Methane as a Generation Mechanism for Calcite Cap Rock in Gulf Coast Salt Domes CARLIN, J., J. Addison, A. Wagner, J. Barron. Modern Sedimentation on the Central California Continental Shelf. Chen, N.A., D. CLEMENS-KNOTT . U-Pb detrital zircon comparison of western Sierra Nevada metamorphic pendants with the Golconda allochthon: Implications for the pre-Mesozoic assembly of central California. Chou, C. Y., A.D. WOODS. A Paleoenvironmental And Ichnologic Analysis Of The Upper Mississipian Portion Of The Rest Spring Shale Of Inyo County, California. CLEMENS-KNOTT . D., M.L. Gevedon, A.J. Ianno, K.M. Duccini. Reconstructing the record of Jurassic arc magmatism, Kern Plateau, Sierra Nevada. *Ditmar, J.M., M. Kutcher, M., B. Rue, N. BONUSO. The paleoecology of Pleistocene oyster beds, San Pedro, California. Duccini, K., D. CLEMENS-KNOTT . Olivine-plagioclase-pyroxene cumulates associated with the hornblende-rich Summit Gabbro: a rare view of differentiation within the Late Jurassic Sierra Nevada arc. *Garibay, A., J.F. PARHAM,** J. Velez-Juarbe. New material of the stem seal Allodesmus from the Topanga Formation of Orange County. Hernandez, E.L., N. BONUSO . A paleoecological study of the middle and late Triassic within Favret and American Canyon, west-central Nevada. Hugh, C.R., A. Garcia, J.R. KNOTT, E. Wan, M.N. Machette. Manly deposits at Three Bare Hills, Park Service Ridge, NPS 5/190 Junction and Mud Canyon, Death Valley, California. Kato, J.K., A.J. Case, J.R. KNOTT, J.S. Lackey. Geochemical investigation of Neogene basalts of the Horse Thief Hills region, NW of Death Valley: Implications for initiation of Basin and Range extension. Frankel, K.L., L.A. Owen, J.F. Dolan, J.R. KNOTT, Z.M. Lifton, R.C. Finkel, T.A. Wasklewicz. Timing and rates of Holocene normal faulting along the Black Mountains Fault Zone, Death Valley, U.S.A. KNOTT, J.R. Tectonic geomorphology of the western Black Mountains and Black Mountains Fault Zone, Death Valley, California. Law, N.,* V. MEMETI, P. Lipman. Using geochemistry to establish the connection between dacites and rhyolites of the Bonanza Tuff, San Juan Volcanic Field, CO. Leeper, R., B. RHODES, M. KIRBY , K. Scharer, E. Hemphill-Haley, S. Starratt, J. CARLIN. Abrupt subsidence in the Seal Beach Wetlands, Southern California. Lowery, J. S., V. MEMETI, S.R. Paterson.* The importance of fractional crystallization in forming the compositional variation in the northeastern Cathedral Peak lobe in Yosemite National Park. *Macias, A., A.D. WOODS. Trace Elemental Analysis of Productivity and Oxygenation Conditions within the Western Canada Sedimentary Basin following the Permian-Triassic Extinction. Magallanes, I., J.F. PARHAM,* R.W. Boessenecker. The most complete fossil walrus from southern California provides insights on patterns of walrus diversity through time. Martinez, A.M., B.L. Clausen, S.R. Paterson, V. MEMETI.* Petrochemistry and magma chamber processes of the Peruvian Coastal batholith granites in the northern part of the Arequipa segment. *McKay, R., S. Patterson, V. MEMETI, C. Cortez. Search for the source of cogstones in southern California. MEMETI, V., Burchill, S., *Paterson, S.R . Significance of crystal mixing in the Tuolumne Intrusive Complex. Patterson, S., R. McKay, V. MEMETI, S. James. Locating the volcanic source rock of prehistoric cogged stones from southern California: were they carved from El Modena and Santa Rosa basalts? Ramirez, A.E., J.R KNOTT,* J.S. Pigati, J. Bright, J.C. Nekola. Pluvial lake deposits of Deep Springs Valley, California. Reynolds, L., A. Simms, J. CARLIN. Sedimentary record of recent flood events from Sauces Canyon, Santa Cruz Island, California. Santos, G.-P., J.F. PARHAM Description of the sedimentology and taphonomy of the late Uintan Talega Bonebed from Orange County, California. Shellhorn, A.I., P.A. ARMSTRONG.* Evaluation of the Big Pine Volcanic Field contact relationships along the Sierra Nevada frontal fault zone north of Goodale Creek in Owens Valley, California. *Steever, R., K. Pickett,* N.A. Chen, D. CLEMENS-KNOTT . Evaluating a potential connection between the Late Jurassic-Early Cretaceous Osa Creek ring complex and the Blackrock andesite, southern Sierra Nevada, CA.. Titular, J.N., P.A. ARMSTRONG.* Determining the nature of the contact between the eastern Sierra Nevada mountain front and the Big Pine Volcanic Field south of Goodale Creek in Owens Valley, California. *Williams, D.R., V. MEMETI. Significance of the compositional heterogeneity in the Kuna Crest unit of the eastern margin of the Tuolumne Intrusive Complex, Sierra Nevada, CA. WOODS, A. D., W. Pilesky.** Upper Ordovician – Lower Silurian Carbonates From the Southwestern United States Indicate Long-Term Global Cooling but a Short-term Gondwanan Glaciation.

2016 February
Ocean Sciences Meeting, New Orleans, LA. Aranda, A., J. CARLIN, B. RHODES, M. KIRBY . 2016. Investigating the Evolution of Southern California Salt Marshes: A Facies Model to Understand the Influence of Seismic Events on Environmental Resiliency and Sustainability. CARLIN, J.,** J. Addison, A. Wagner, J. Barron. Decadal-Scale Changes to the Central California Coastal Ocean Recorded in Shelf Sediments.

2016
February

Ocean Sciences Meeting, New Orleans, LA.

Aranda**, A., J. CARLIN, B. RHODES, M. KIRBY . 2016. Investigating the Evolution of Southern California Salt Marshes: A Facies Model to Understand the Influence of Seismic Events on Environmental Resiliency and Sustainability.

CARLIN, J., J. Addison, A. Wagner, J. Barron. Decadal-Scale Changes to the Central California Coastal Ocean Recorded in Shelf Sediments.

2015 December
American Geophysical Union Annual Meeting, San Francisco, CA. Ardill, K.E., Paterson, S.R., V. MEMETI. Schlieren-bound magmatic structures formed by the unmixing of granitic magmas: A case study from Pothole Dome, Sierra Nevada. BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Bringing Grand Canyon to the college campus: assessment of student learning in the geosciences through virtual field trip games for mobile smart-devices. Caesar, K.H., J.R. Kyle, T.W. Lyons, S.J. LOYD . Sulfate-dependent Anaerobic Oxidation of Methane as a Generation Mechanism for Calcite Cap Rock in Gulf Coast Salt Domes De Masi, C.L., C.M. Castillo, A.L. Deino, G.R. Scott, S.L. Klemperer, J.R. KNOTT. Climate and orogenic evolution of the Sierra Nevada and westernmost Basin and Range as recorded in the Pliocene-Pleistocene Waucobi lake beds. Glover, K.C., M.E. KIRBY, E.J. Rhodes, E. Silveira,* L.R. Stevens, S.E. Lyon, A. Whitaker, G.M. MacDonald. Southern California climate, hydrology and vegetation over the past ~96 ka from Baldwin Lake, San Bernardino Mountains, California. Hardisty, D.S., Z. Lu, P.K. Swart, N.J. Planavsky, B.C. Gill, S.J. Loyd, T.W. Lyons. 2015, Assessing potential diagenetic alterations to carbonate iodine-to-calcium ratios . KIRBY, M.E. 30,000 years of hydroclimatic variability in the coastal southwest United States: regional synthesis and forcings analysis. KIRBY, M.E., W.P. Patterson. Sedimentological and geochemical support for a large flood ca. 4400 cy BP in the coastal southwest United States (Lake Elsinore, CA): Evidence for a drought buster atmospheric river storm?. Liddicoat, J.C., R.S. Coe, R.,M. Negrini, J.R. KNOTT , S. Lund, L.V. Benson. Temporal correlation of U.S. Great Basin lake sediments below the Mono Lake Excursion using paleomagnetic secular variation. LOYD, S.J., L. *Lu, K. Caesar . Depleted d13C Values in Salt Dome Cap Rock Organic Matter and Implications for Microbial Metabolism and Fixation. Mayer, S.A., M.E. KIRBY , W.T. Anderson, C. Stout, J.A. Palermo.* Mid-to-Late Holocene hydrologic variability in the Southeastern Mojave Desert using sediments from Ford Lake. MEMETI, V. Magma volumes and storage in the middle crust. Palermo, J.A., M.E. KIRBY. A 1300 Year sub-decadally resolved hydrologic record from the coastal Southwestern United States (Crystal Lake, CA). Ritterbush, K., D.A. Bottjer, F.A. Corsetti, W.M. Berelson, S.J. LOYD. Examining early-diagenetic processes as a chief sink for carbonate in the aftermath of the Triassic-Jurassic crisis: Hettangian concretions of Muller Canyon, NV, USA. Santiago, D., K. Rempfert, G. Libanori, F. Zhang, S.J. LOYD, F.A. Corsetti, J. Spear, B. Stevenson, B. Stamps. Preservation potential of life in Little Hot Creek, California: Implications for the use of hot spring systems as astrobiological targets. Silveira, E., J.A. Palermo, M.E. KIRBY.** Using Thecamoebians to Reconstruct 1300 Years of limnological change at Crystal Lake, Southern California.

2015
December

American Geophysical Union Annual Meeting, San Francisco, CA.

Ardill**, K.E., Paterson, S.R., V. MEMETI. Schlieren-bound magmatic structures formed by the unmixing of granitic magmas: A case study from Pothole Dome, Sierra Nevada.

BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Bringing Grand Canyon to the college campus: assessment of student learning in the geosciences through virtual field trip games for mobile smart-devices.

Caesar**, K.H., J.R. Kyle, T.W. Lyons, S.J. LOYD . Sulfate-dependent Anaerobic Oxidation of Methane as a Generation Mechanism for Calcite Cap Rock in Gulf Coast Salt Domes

De Masi, C.L., C.M. Castillo, A.L. Deino, G.R. Scott, S.L. Klemperer, J.R. KNOTT. Climate and orogenic evolution of the Sierra Nevada and westernmost Basin and Range as recorded in the Pliocene-Pleistocene Waucobi lake beds.

Glover**, K.C., M.E. KIRBY, E.J. Rhodes, E. Silveira*, L.R. Stevens, S.E. Lyon, A. Whitaker, G.M. MacDonald. Southern California climate, hydrology and vegetation over the past ~96 ka from Baldwin Lake, San Bernardino Mountains, California.

Hardisty, D.S., Z. Lu, P.K. Swart, N.J. Planavsky, B.C. Gill, S.J. Loyd, T.W. Lyons. 2015, Assessing potential diagenetic alterations to carbonate iodine-to-calcium ratios .

KIRBY, M.E. 30,000 years of hydroclimatic variability in the coastal southwest United States: regional synthesis and forcings analysis.

KIRBY, M.E., W.P. Patterson. Sedimentological and geochemical support for a large flood ca. 4400 cy BP in the coastal southwest United States (Lake Elsinore, CA): Evidence for a drought buster atmospheric river storm?.

Liddicoat, J.C., R.S. Coe, R.,M. Negrini, J.R. KNOTT , S. Lund, L.V. Benson. Temporal correlation of U.S. Great Basin lake sediments below the Mono Lake Excursion using paleomagnetic secular variation.

LOYD, S.J., L. Lu*, K. Caesar **. Depleted d13C Values in Salt Dome Cap Rock Organic Matter and Implications for Microbial Metabolism and Fixation.

Mayer**, S.A., M.E. KIRBY , W.T. Anderson, C. Stout*, J.A. Palermo**. Mid-to-Late Holocene hydrologic variability in the Southeastern Mojave Desert using sediments from Ford Lake.

MEMETI, V. Magma volumes and storage in the middle crust.

Palermo**, J.A., M.E. KIRBY. A 1300 Year sub-decadally resolved hydrologic record from the coastal Southwestern United States (Crystal Lake, CA).

Ritterbush, K., D.A. Bottjer, F.A. Corsetti, W.M. Berelson, S.J. LOYD. Examining early-diagenetic processes as a chief sink for carbonate in the aftermath of the Triassic-Jurassic crisis: Hettangian concretions of Muller Canyon, NV, USA.

Santiago, D., K. Rempfert, G. Libanori, F. Zhang, S.J. LOYD, F.A. Corsetti, J. Spear, B. Stevenson, B. Stamps. Preservation potential of life in Little Hot Creek, California: Implications for the use of hot spring systems as astrobiological targets.

Silveira**, E., J.A. Palermo**, M.E. KIRBY. Using Thecamoebians to Reconstruct 1300 Years of limnological change at Crystal Lake, Southern California.

2015 November
Geological Society of America Annual Meeting, Baltimore, MD. Brush, J.A., T.L. Pavlis, J.M. Hurtado, Jr., J.R. KNOTT . Evaluating methods of field-based 3D visualization and their implications to mapping metamorphic terranes: An example from the Panamint Mountains, California. BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Stimulating student interest with smartphones: increasing undergraduate motivation to learn geoscience with virtual Grand Canyon field trips. Caesar, K.H., J.R. Kyle, S.J. LOYD. Geochemical modeling of the role of sulfate in the precipitation of caclite cap rocks for Gulf of Mexico salt domes. Chen, N.A., D. CLEMENS-KNOTT. Comparison of detrital zircon populations of the Golconda allochthon (northern Nevada) with metamorphic pendants in the western Sierra Nevada foothills (central California). Chou, L., L. Maldegem, J. Buongiorno, L. Zinke, V. Petryshyn, R. Shapiro, O. Piazza, S.J. LOYD, A.K. Tripati, J. Spear, F. Corsetti. Sequence stratigraphy of Ancient Walker Lake, Nevada reveals unique analog for studying Proterozoic stromatolite formation and climatic forcings. Glover, K.C., G.M. MacDonald, M.E. KIRBY , E.J. Rhodes, L. Stevens, S. Lydon, E. Silveira, A. Whitaker. Insight into southern California paleoclimate since marine isotope stage 5c (c. 96 ka) from Baldwin Lake, San Bernardino Mountains. Hill, J., J.R. Kyle, K. Caesar, S.J. LOYD. Petrographic and Isotopic Evidence for the Evolution of the calcite cap rock of the Boling Salt Dome, Houston Diapir Province, Texas. *Jordon, L.M., E. Wan, C. DeMassi, J.R. KNOTT, S.W. Starratt, L. Walkup. Initial geochronologic framework, stratigraphic correlations, and paleoenvironmental interpretation of the Waucoba Lake Beds, Inyo County, California – a multidisciplinary spot check using tephrochronostratigraphy, 40ar/39ar dating and micropaleontology. Leeper, R.J., B.P. RHODES M.E. KIRBY, K.M. Scharer, E. Hemphill-Haley, S. Starratt, J. CARLIN. Abrupt subsidence in the Seal Beach wetlands, Southern California. Malenick, B.A., N. BONUSO. Late Pliocene changes in macro and microfauna community association due to nutrient availability. Martinez, A., B. Clausen, *V. MEMETI, S.R. Paterson. Magmatic recycling during construction of a batholith. Pilesky, W., A.D. WOODS. The paleogeographic distribution of cold water carbonates in late Ordovician sedimentary rocks of the southwestern United States. Rempfert, K., D. Santiago, G. Santilli Nascimento, F. Zhang, S.J. LOYD,** E. Bertran, B. Stamps, B. Stevenson, J. Spear, F.A. Corsetti. Spatial variations in microbial community composition between water and sediment samples in Little Hot Creek, California: Implications for the role of temperature in controlling hot spring diversity.
Coastal and Estuarine Research Federation (C.E.R.F.) 23rd Biennial Conference, Portland, OR. CARLIN, J., T. Dellapenna. Shoreface Sedimentation on a transgressive barrier island in response to hurricanes and sea level rise.
Death Valley Natural History Association Meeting, Death Valley, CA. KNOTT, J.R., A.L. Garcia. Replicate photography and stability of the Death Valley landscape.

2015
November

Geological Society of America Annual Meeting, Baltimore, MD.

Brush**, J.A., T.L. Pavlis, J.M. Hurtado, Jr., J.R. KNOTT . Evaluating methods of field-based 3D visualization and their implications to mapping metamorphic terranes: An example from the Panamint Mountains, California.

BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Stimulating student interest with smartphones: increasing undergraduate motivation to learn geoscience with virtual Grand Canyon field trips.

Caesar**, K.H., J.R. Kyle, S.J. LOYD. Geochemical modeling of the role of sulfate in the precipitation of caclite cap rocks for Gulf of Mexico salt domes.

Chen**, N.A., D. CLEMENS-KNOTT. Comparison of detrital zircon populations of the Golconda allochthon (northern Nevada) with metamorphic pendants in the western Sierra Nevada foothills (central California).

Chou, L., L. Maldegem, J. Buongiorno, L. Zinke, V. Petryshyn, R. Shapiro, O. Piazza, S.J. LOYD, A.K. Tripati, J. Spear, F. Corsetti. Sequence stratigraphy of Ancient Walker Lake, Nevada reveals unique analog for studying Proterozoic stromatolite formation and climatic forcings.

Glover**, K.C., G.M. MacDonald, M.E. KIRBY , E.J. Rhodes, L. Stevens, S. Lydon, E. Silveira**, A. Whitaker. Insight into southern California paleoclimate since marine isotope stage 5c (c. 96 ka) from Baldwin Lake, San Bernardino Mountains.

Hill, J., J.R. Kyle, K. Caesar**, S.J. LOYD. Petrographic and Isotopic Evidence for the Evolution of the calcite cap rock of the Boling Salt Dome, Houston Diapir Province, Texas.

Jordon*, L.M., E. Wan, C. DeMassi, J.R. KNOTT, S.W. Starratt, L. Walkup. Initial geochronologic framework, stratigraphic correlations, and paleoenvironmental interpretation of the Waucoba Lake Beds, Inyo County, California – a multidisciplinary spot check using tephrochronostratigraphy, 40ar/39ar dating and micropaleontology.

Leeper**, R.J., B.P. RHODES M.E. KIRBY, K.M. Scharer, E. Hemphill-Haley, S. Starratt, J. CARLIN. Abrupt subsidence in the Seal Beach wetlands, Southern California.

Malenick**, B.A., N. BONUSO. Late Pliocene changes in macro and microfauna community association due to nutrient availability.

Martinez**, A., B. Clausen, V. MEMETI, S.R. Paterson*. Magmatic recycling during construction of a batholith.

Pilesky, W., A.D. WOODS. The paleogeographic distribution of cold water carbonates in late Ordovician sedimentary rocks of the southwestern United States.

Rempfert, K., D. Santiago, G. Santilli Nascimento, F. Zhang, S.J. LOYD, E. Bertran, B. Stamps, B. Stevenson, J. Spear, F.A. Corsetti. Spatial variations in microbial community composition between water and sediment samples in Little Hot Creek, California: Implications for the role of temperature in controlling hot spring diversity.

Coastal and Estuarine Research Federation (C.E.R.F.) 23rd Biennial Conference, Portland, OR.

CARLIN, J., T. Dellapenna. Shoreface Sedimentation on a transgressive barrier island in response to hurricanes and sea level rise.

Death Valley Natural History Association Meeting, Death Valley, CA.

KNOTT, J.R., A.L. Garcia. Replicate photography and stability of the Death Valley landscape.

2015 October
Society of Vertebrate Paleontology Meetings, Dallas, TX. *Barboza, M., J.F. PARHAM, B.N. Kussman.* Vertebrate fauna and ungulate biostratigraphy of the highly fossiliferous Oso Sand Member, Capistrano Formation, Orange County, CA. *Cortez, C., J.F. PARHAM.** An articulated skeleton of Carcharodon hastalis (Lamniformes, Lamnidae) from the ‘Monterey Formation', Orange County, California. *Kussman, B.N., J.F. PARHAM, L.C. Babilonia. Biostratigraphic analysis of mammalian taxa revises the age of rich Pleistocene sites from the La Habra Formation (Orange County, California) from Rancholabrean to Irvingtonian. Magallanes, I., J.F. PARHAM,* R.W. Boessenecker. Description of the most complete fossil walrus and its implications for odobenid phylogeny. Santos, G.-P., J.F. PARHAM,** B.D. Beatty. The most ontogenetically advanced specimen of Desmostylus and implications for ontogeny and senescence of desmostylians.
2015 August
Center for Research on Evaluation, Standards, and Student Testing, Redondo Beach, CA. BURSZTYN , N., A. Walker, B. Shelton, J. Pederson. Bringing Grand Canyon to the college campus: assessment of student learning in the geosciences through virtual field trip games for mobile smart-devices.
Goldschmidt, Prague, Czechoslovakia. Tomek, F., J. Žak, K. Verner, F.V. Holub, J. Slama, *V. MEMETI, S.R. Paterson.** Mid to Late Cretaceous plutons recording strain variations in the Sierra Nevada, California.

2015
October

Society of Vertebrate Paleontology Meetings, Dallas, TX.

Barboza*, M., J.F. PARHAM, B.N. Kussman*. Vertebrate fauna and ungulate biostratigraphy of the highly fossiliferous Oso Sand Member, Capistrano Formation, Orange County, CA.

Cortez*, C., J.F. PARHAM. An articulated skeleton of Carcharodon hastalis (Lamniformes, Lamnidae) from the ‘Monterey Formation', Orange County, California.

Kussman*, B.N., J.F. PARHAM, L.C. Babilonia. Biostratigraphic analysis of mammalian taxa revises the age of rich Pleistocene sites from the La Habra Formation (Orange County, California) from Rancholabrean to Irvingtonian.

Magallanes*, I., J.F. PARHAM, R.W. Boessenecker. Description of the most complete fossil walrus and its implications for odobenid phylogeny.

Santos**, G.-P., J.F. PARHAM, B.D. Beatty. The most ontogenetically advanced specimen of Desmostylus and implications for ontogeny and senescence of desmostylians.

2015
August

Center for Research on Evaluation, Standards, and Student Testing, Redondo Beach, CA.

Goldschmidt, Prague, Czechoslovakia.

Tomek, F., J. Žak, K. Verner, F.V. Holub, J. Slama, V. MEMETI, S.R. Paterson*. Mid to Late Cretaceous plutons recording strain variations in the Sierra Nevada, California.

2015 May
Geological Society of America Cordilleran Sectional Meeting, Anchorage, AK. *CLEMENS-KNOTT, D., E. White, K.M. Duccini, E.J. Lopez, M. Gevedon. 2015, Searching for the mantle-derived endmember of a granodioritic batholith: The Summit Gabbro and associated peridotite of the Kern Plateau, southeastern Sierra Nevada batholith, California.
Western Association of Vertebrate Paleontology Annual Meeting, Turlock, CA. *Cortez, C., J.F. PARHAM. An articulated fossil white shark from the "Monterey Formation," of Orange County, California. Kloess, P.A., J.F. PARHAM. Changes in seabird abundance during the late Neogene of California. *Magallanes, I., J.F. PARHAM. A nearly complete fossil walrus from Orange County, California: Implications for the phylogeny of odobenids Morales, D., P.A. Kloess, J.F. PARHAM.* On the abundance of flightless auks from the middle Miocene to early Pliocene. Santos, G.-P., J.F. PARHAM.** Description of the Late Uintan Talega Bonebed from Orange County, California.

2015
May

Geological Society of America Cordilleran Sectional Meeting, Anchorage, AK.

CLEMENS-KNOTT, D., E. White*, K.M. Duccini*, E.J. Lopez*, M. Gevedon**. 2015, Searching for the mantle-derived endmember of a granodioritic batholith: The Summit Gabbro and associated peridotite of the Kern Plateau, southeastern Sierra Nevada batholith, California.

Western Association of Vertebrate Paleontology Annual Meeting, Turlock, CA.

Cortez*, C., J.F. PARHAM. An articulated fossil white shark from the "Monterey Formation," of Orange County, California.

Kloess**, P.A., J.F. PARHAM. Changes in seabird abundance during the late Neogene of California.

Magallanes*, I., J.F. PARHAM. A nearly complete fossil walrus from Orange County, California: Implications for the phylogeny of odobenids

Morales*, D., P.A. Kloess**, J.F. PARHAM. On the abundance of flightless auks from the middle Miocene to early Pliocene.

Santos**, G.-P., J.F. PARHAM. Description of the Late Uintan Talega Bonebed from Orange County, California.

2015 FEBRUARY
Western Association of Vertebrate Paleontology Annual Meeting, Turlock, CA. *Cortez, C., J.F. PARHAM. An articulated fossil white shark from the "Monterey Formation," of Orange County, California. Kloess, P.A., J.F. PARHAM. Changes in seabird abundance during the late Neogene of California. *Magallanes, I., J.F. PARHAM. A nearly complete fossil walrus from Orange County, California: Implications for the phylogeny of odobenids Morales, D., P.A. Kloess, J.F. PARHAM.* On the abundance of flightless auks from the middle Miocene to early Pliocene. Santos, G.-P., J.F. PARHAM.** Description of the Late Uintan Talega Bonebed from Orange County, California.

2015
FEBRUARY

Western Association of Vertebrate Paleontology Annual Meeting, Turlock, CA.

Cortez*, C., J.F. PARHAM. An articulated fossil white shark from the "Monterey Formation," of Orange County, California.

Kloess**, P.A., J.F. PARHAM. Changes in seabird abundance during the late Neogene of California.

Magallanes*, I., J.F. PARHAM. A nearly complete fossil walrus from Orange County, California: Implications for the phylogeny of odobenids

Morales*, D., P.A. Kloess**, J.F. PARHAM. On the abundance of flightless auks from the middle Miocene to early Pliocene.

Santos**, G.-P., J.F. PARHAM. Description of the Late Uintan Talega Bonebed from Orange County, California.

Presentations

2016-2015

2016December

American Geophysical Union Annual Meeting, San Francisco, CA.

2016October

Society of Vertebrate Paleontology Meetings, Salt Lake City, UT

A.A.P.G. Pacific and Rocky Mountain Joint meeting, Las Vegas, NV

2016September

G.S.A. annual meeting, Denver, CO

2016May

Southern California Geobiology Symposium, Pasadena, CA.

2016April

Geological Society of America Cordilleran Sectional Meeting, Ontario, California.

2016February

Ocean Sciences Meeting, New Orleans, LA.

2015December

American Geophysical Union Annual Meeting, San Francisco, CA.

2015November

Geological Society of America Annual Meeting, Baltimore, MD.

Coastal and Estuarine Research Federation (C.E.R.F.) 23rd Biennial Conference, Portland, OR.

Death Valley Natural History Association Meeting, Death Valley, CA.

2015October

Society of Vertebrate Paleontology Meetings, Dallas, TX.

2015August

Center for Research on Evaluation, Standards, and Student Testing, Redondo Beach, CA.

Goldschmidt, Prague, Czechoslovakia.

2015May

Geological Society of America Cordilleran Sectional Meeting, Anchorage, AK.

Western Association of Vertebrate Paleontology Annual Meeting, Turlock, CA.

2015FEBRUARY

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