Where: Big Horn County, Wyoming (44.6° N, 108.4° W: paleocoordinates 49.4° N, 91.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; lithified siliciclastic sediments
Size classes: macrofossils, mesofossils
Reposited in the UMMP
Collection methods: surface (float), surface (in situ)
Primary reference: T. M. Bown and K. D. Rose. 1987. Patterns of Dental Evolution in Early Eocene Anaptomorphine Primates (Omomyidae) from the Bighorn Basin, Wyoming. Paleontological Society Memoir 23:1-162 [J. Alroy/J. Alroy/J. Ju]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 15592: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Leah Gannon
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
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Tetonius matthewi Bown and Rose 1987 tarsier | |
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"Hyracotherium aemulor" = Arenahippus aemulor1
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Reptilia | |
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Aves | |
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Actinopteri | |
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