Henry's Fork Divide (Eocene of the United States)
Where: Uinta County, Wyoming (41.2° N, 110.5° W: paleocoordinates 45.2° N, 96.8° W)
• coordinate based on political unit
When: upper Member (Bridger Formation), Bridgerian (50.3 - 46.2 Ma)
Environment/lithology: terrestrial
Primary reference: C. L. Gazin. 1976. Mammalian Faunal Zones of the Bridger Middle Eocene. Smithsonian Contributions to Paleobiology 26:1-25 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 16234: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Terri Cleary
Creative Commons license: CC BY (attribution)
Taxonomic list
• based on maps of Wood 1934, Wheeler 1961, and West 1976a this appears to be the same as Hickey Mountain
presumed to fall entirely in Bridger D based on available records
"Telmatherium cultridens" type is actually from Henry's Fork Hill, see Osborn 1929
presumed to fall entirely in Bridger D based on available records
"Telmatherium cultridens" type is actually from Henry's Fork Hill, see Osborn 1929
Show authors, comments, and common names
| Reptilia | |
"Saniwa crassa" = Saniwa ensidens1
"Saniwa crassa" = Saniwa ensidens1 Leidy 1870 squamates YPM 1071, 9 dorsal, 1 sacral, 12 caudal vertebrae and numerous fragments; fragmentary parts of pelvic, limb, and foot bones
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"cf. Paraglyptosaurus princeps" = Glyptosaurus sylvestris4
"cf. Paraglyptosaurus princeps" = Glyptosaurus sylvestris4 Marsh 1871 squamates USNM 215018, fragment of right maxilla
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| Mammalia | |
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Stylinodon mirus3 Marsh 1874 taeniodont Bridger D; township and range places this at Henry's Fork Divide
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Hyrachyus eximius8 Leidy 1871 odd-toed ungulate "west of Henry's Fork Divide" and "N. Henry's Fork Divide, near road and Divide"; also type of "H. imperialis"
"Hyrachyus affinis" = Hyrachyus modestus8 Leidy 1870 odd-toed ungulate "east side of Henry's Fork Divide (hence C or D)"
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Pontifactor bestiola n. sp.
Pontifactor bestiola n. sp. West 1974 placental from Bridger D at Henry's Fork Divide, see West 1974
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Uintatherium anceps7 Marsh 1871 uintathere includes types of "Elachoceras parvum" and "U. alticeps" from Bridger D1 at Henry's Fork Divide, and specimen of "U. robustum" from "between Henry's Fork and Sage Creek" described by Gilmore 1943
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