Also known as Huerfano Muddy Divide, Muddy Fork
Where: Huerfano County, Colorado (37.8° N, 105.1° W)
• Paleocoordinates: 44.5° N, 82.6° W (Wright 2013)
• coordinate based on political unit
When: Huerfano Formation, Bridgerian (50.5 - 46.2 Ma)
Environment/lithology: terrestrial; lithology not reported
Size classes: macrofossils, mesofossils
Primary reference: P. Robinson. 1966. Fossil Mammalia of the Huerfano Formation, Eocene, of Colorado. Peabody Museum of Natural History Bulletin 21:1-95 [J. Alroy/J. Alroy/J. Marcot]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 16239: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Terri Cleary and Jonathan Marcot
Creative Commons license: CC0 (CC0)
Taxonomic list
| Reptilia | |
"Glyptosaurus hillsi n. sp." = Glyptosaurus sylvestris3
"Glyptosaurus hillsi n. sp." = Glyptosaurus sylvestris3 Marsh 1871 squamates USNM 6004 (holotype), greater portion of top of skull, both maxillae with teeth, both quadrates, anterior portions of both jugals, greater portion of right ramus and portions of left; USNM 10606, parietal, skull fragments, numerous quadrangular dermal scutes - "variegated beds about 35 to 40 feet below ash beds"
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| Mammalia | |
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Strigorhysis huerfanensis n. sp.2
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Hyrachyus modestus Leidy 1870 odd-toed ungulate | |
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Helaletes cf. nanus Marsh 1871 odd-toed ungulate | |
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"Palaeosyops fontinalis" = Palaeosyops fontinalis, "Eometarhinus huerfanensis n. gen. n. sp." = Palaeosyops fontinalis7
"Palaeosyops fontinalis" = Palaeosyops fontinalis Cope 1873 brontothere
"Eometarhinus huerfanensis n. gen. n. sp." = Palaeosyops fontinalis7 Cope 1873 brontothere AMNH 17103; Huerfano-Muddy Divide, three miles west of Gardner, Huerfano basin, Colorado.
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Viverravus sicarius Matthew 1909 placental
Didymictis vancleveae Robinson 1966 placental | |
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Trogosus grangeri Gazin 1953 tillodont | |
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Bathyopsis sp. Cope 1881 uintathere | |