UC Museum of Paleontology

eScholarship stats: Breakdown by Item for August through November, 2024

Item	Title	Total requests	Download	View-only	%Dnld
6tm05630	Paleobiology Database User Guide Version 1.0	3,599	3,442	157	95.6%
0670875m	Arcoid bivalve biodiversity during Eocene doubthouse cooling: Contrasting the active Cascadia Margin coldspot with the intracratonic Paris Basin hotspot	331	16	315	4.8%
147611bv	Oldest known marine turtle? A new protostegid from the Lower Cretaceous of Colombia	268	80	188	29.9%
8v08w2d6	The first <em>in situ</em> collection of a mosasaurine from the marine Breien Member of the Hell Creek Formation in south-central North Dakota, USA	266	31	235	11.7%
6r18f8wn	11th North American Paleontological Conference Program with Abstracts	206	133	73	64.6%
7848q4c8	The skull of <em>Postosuchus kirkpatricki</em> (Archosauria: Paracrocodyliformes) from the Upper Triassic of the United States	197	12	185	6.1%
42d4n02d	Geology, microstratigraphy, and paleontology of the lacustrine Truckee Formation diatomite deposits near Hazen, Nevada, USA, with emphasis on fossil stickleback fish	196	80	116	40.8%
2c38b585	First record of a leatherback sea turtle (Dermochelyidae) from the Mio-Pliocene Purisima Formation of northern California, USA	189	33	156	17.5%
4990r1hx	The dentition of the extinct megamouth shark, Megachasma applegatei (Lamniformes: Megachasmidae), from southern California, USA, based on geometric morphometrics	181	40	141	22.1%
6p42x1st	Reconstructing oyster paleocommunity structure over the last 3.6 million years: A southern California case study	172	26	146	15.1%
6q35k21s	A new aetosaur (Archosauria: Pseudosuchia) from the upper Blue Mesa Member (Adamanian: Early–Mid Norian) of the Late Triassic Chinle Formation, northern Arizona, USA, and a review of the paratypothoracin <em>Tecovasuchus</em> across the southwestern USA	154	42	112	27.3%
6jk04749	Two new plioplatecarpine mosasaurs (Mosasauridae; Plioplatecarpinae) of the genus <em>Ectenosaurus</em> from the Upper Cretaceous of North America	138	31	107	22.5%
1dv645n5	<em>Procerberus</em> (Cimolestidae, Mammalia) from the Latest Cretaceous and Earliest Paleocene of the Northern Western Interior, USA	133	33	100	24.8%
01w536hs	New dinosauromorph specimens from Petrified Forest National Park and a global biostratigraphic review of Triassic dinosauromorph body fossils	132	56	76	42.4%
84g0595b	The giant, spike-toothed salmon, <em>Oncorhynchus rastrosus</em> and the “Proto-Tuolumne River” (early Pliocene) of Central California	128	34	94	26.6%
4xr1s918	A Machairodont felid (Mammalia; Carnivora; Felidae) from the latest Hemphillian (Late Miocene/Early Pliocene) Bidahochi Formation, northeastern Arizona	117	20	97	17.1%
84d1304f	Using machine learning to classify extant apes and interpret the dental morphology of the chimpanzee-human last common ancestor	111	31	80	27.9%
6cm4v7h4	A lithornithid (Aves: Palaeognathae) from the Paleocene (Tiffanian) of southern California	103	27	76	26.2%
8x7767f8	A new drepanosauromorph, <em>Ancistronychus paradoxus</em> n. gen. et sp., from the Chinle Formation of Petrified Forest National Park, Arizona, USA	100	30	70	30.0%
0bs400v3	First record of the megatoothed shark <em>Carcharocles megalodon</em> from the Mio-Pliocene Purisima Formation of Northern California.	99	32	67	32.3%
15f034zz	The first records of <em>Sinclairella</em> (Apatemyidae) from the Pacific Northwest, USA	95	10	85	10.5%
1gj4j3z2	A new immigrant mustelid (Carnivora, Mammalia) from the middle Miocene Temblor Formation of central California	95	8	87	8.4%
2pk1c7db	Herpetocetine (Cetacea: Mysticeti) dentaries from the Upper Miocene Santa Margarita Sandstone of Central California	90	15	75	16.7%
7t50309r	Checklist of California Paleogene–Neogene marine Mollusca since Keen and Bentson (1944)	88	23	65	26.1%
04q5f9cr	Cenozoic Marine Formations of Washington and Oregon: an annotated catalogue	87	41	46	47.1%
8zf3x8qt	2023 Western Association of Vertebrate Paleontology Annual Meeting: Program with Abstracts	86	23	63	26.7%
23r690jk	The first report of <em>Toxochelys latiremis</em> Cope, 1873 (Testudines: Panchelonioidea) from the early Campanian of Alabama, USA	85	19	66	22.4%
1dd6d638	Revision of northeast Pacific Paleogene cypraeoidean gastropods (Mollusca), including recognition of three new species: Implications for paleobiogeographic distribution and faunal turnover	83	61	22	73.5%
53v080hx	A new Early Pliocene record of the toothless walrus <em>Valenictus</em> (Carnivora, Odobenidae) from the Purisima Formation of Northern California	83	22	61	26.5%
0xv324c8	Early Oligocene (Rupelian) fishes (Chondrichthyes, Osteichthyes) from the Ashley Formation (Cooper Group) of South Carolina, USA	82	42	40	51.2%
6sg3v4gs	The age of the Oso Member, Capistrano Formation, and a review of fossil crocodylians from California	80	16	64	20.0%
2vf0k82q	A fossil giant tortoise from the Mehrten Formation of Northern California	76	34	42	44.7%
7v55c2tr	The fauna and chronostratigraphy of the middle Miocene Mascall type area, John Day Basin, Oregon, USA	75	34	41	45.3%
1877k1mz	New proboscidean material from the Siwalik Group of Pakistan with remarks on some species	74	22	52	29.7%
8w5755sg	A new record of <em>Dromomeron romeri</em> Irmis et al., 2007 (Lagerpetidae) from the Chinle Formation of Arizona, U.S.A.	73	20	53	27.4%
6106g279	Nestling-sized hadrosaurine cranial material from the Hell Creek Formation of northeastern Montana, USA, with an analysis of cranial ontogeny in <em>Edmontosaurus annectens</em>	72	20	52	27.8%
8dw67415	Insights into cranial morphology and intraspecific variation from a new subadult specimen of the pan-cheloniid turtle <em>Euclastes wielandi</em> Hay, 1908	69	19	50	27.5%
6bb3q574	Late Silurian to earliest Devonian vertebrate biostratigraphy of the Birch Creek II section, Roberts Mountains, Nevada, U.S.A.	67	40	27	59.7%
4j1195hk	A new fossil <em>Euspira</em>? (Mollusca: Gastropoda: Naticidae) from the Gubik Formation on the North Slope of Arctic Alaska	66	34	32	51.5%
1935d40d	Western Association of Vertebrate Paleontologists Annual Meeting	65	33	32	50.8%
47m7252q	Paleogene marine bivalves of the deep-water Keasey Formation in Oregon, Part II: The pteriomorphs	64	27	37	42.2%
9g04504b	A late Eocene wood assemblage from the Crooked River Basin, Oregon, USA	64	18	46	28.1%
04r4f1wk	<em>Puercolestes</em> and <em>Betonnia</em> (Cimolestidae, Mammalia) from the early Paleocene (Puercan 3 Interval Zone) of northeastern Montana, U.S.A.	63	20	43	31.7%
20n1p06q	Middle Eocene trees of the Clarno Petrified Forest, John Day Fossil Beds National Monument, Oregon	63	13	50	20.6%
0fh2f5n3	Late Eocene (Priabonian) elasmobranchs from the Dry Branch Formation (Barnwell Group) of Aiken County, South Carolina, USA	62	17	45	27.4%
603017mr	Paleogene marine bivalves of the deep-water Keasey Formation in Oregon, Part III: The heteroconchs	62	17	45	27.4%
49c1b8zb	Acanthodian fauna from the Early Devonian (Emsian) of Death Valley, California	61	32	29	52.5%
4ht19712	New insights into Late Triassic dinosauromorph-bearing assemblages from Texas using apomorphy-based identifications	61	18	43	29.5%
8p91285n	Materials collected by the southern branch of the UC Africa Expedition with a report on previously unpublished Plio-Pleistocene fossil localities	60	26	34	43.3%
9cn4w7n6	Epiplastral and geographic variation in <em>Echmatemys</em>, a geoemydid turtle from the Eocene of North America: A multi-tiered analysis of epiplastral shape complexity	60	26	34	43.3%

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