Tremain ( of the United States)
Where: Laramie County, Wyoming (41.3° N, 105.1° W: paleocoordinates 42.2° N, 99.4° W)
• coordinate based on political unit
When: Arikareean (29.5 - 18.5 Ma)
Environment/lithology: terrestrial
Primary reference: J. H. Wahlert. 1983. Relationships of the Florentiamyidae (Rodentia, Geomyoidea) based on cranial and dental morphology. American Museum Novitates 2769:1-23 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 17703: authorized by John Alroy, entered by John Alroy on 05.08.1996, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
• appears to go across the Goshen/Laramie county line
Show authors, comments, and common names
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Paraenhydrocyon josephi5 Cope 1881 canid 4 mi E of Tremain and 1/2 mi E of Tremain railroad station, Lower Arikaree Group
"Mesocyon" temnodon5 Wortman and Matthew 1899 canid 1 mi E of Tremain and 3.5 mi E of Tremain, Lower Arikaree Group
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Diceratherium annectens1 Marsh 1873 rhinoceros "Early Arikareean, Gering Formation, 3.5 miles east of Tremain, Goshen County, Wyoming"
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"Hadroleptauchenia densa" = Leptauchenia major3, "Pseudocyclopidius lullianus" = Leptauchenia lullianus3, "Pithecistes altageringensis" = Leptauchenia decora3, "Leptauchenia parasimus" = Leptauchenia decora3, Sespia nitida3, "Megasespia middleswarti" = Sespia ultima3, Oreodontoides oregonensis4, Desmatochoerus hatcheri2, Desmatochoerus (Paradesmatochoerus) anthonyi n. sp.3
"Hadroleptauchenia densa" = Leptauchenia major3 Leidy 1856 oreodont "Tremain area" in "upper Gering"
"Pseudocyclopidius lullianus" = Leptauchenia lullianus3 Thorpe 1921 oreodont "Tremain" in "upper Gering"
"Pithecistes altageringensis" = Leptauchenia decora3 Leidy 1856 oreodont "E. of Tremain" in "upper Gering"
"Leptauchenia parasimus" = Leptauchenia decora3 Leidy 1856 oreodont "upper Gering" of "Tremain Area"
Desmatochoerus hatcheri2 Douglass 1907 oreodont "2-3 mi. E. of Tremain" in the Horse Creek Basin, Goshen Co.
Desmatochoerus (Paradesmatochoerus) anthonyi n. sp.3 Schultz and Falkenbach 1968 oreodont upper "Gering Formation, 3 1/2 mi. E. of Tremain"
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Florentiamys kinseyi n. sp., "Florentiamys kennethi" = Florentiamys tiptoni
Florentiamys kinseyi n. sp. Wahlert 1983 rodent "Three miles ENE of Tremain Station, Goshen Co., Wyo.; Gering Formation"
"Florentiamys kennethi" = Florentiamys tiptoni Macdonald 1970 rodent "Three miles ENE of Tremain Station, Goshen Co... Gering Formation"
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