UMNH VP 2147 Sweetwater Creek (Eocene of the United States)

Also known as UMNH IP 223, UMNH PB 110

Where: Garfield County, Utah (37.8° N, 112.0° W: paleocoordinates 43.1° N, 96.6° W)

• coordinate estimated from map

When: Claron Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial; mudstone

• pasted variegated mudstones

Size classes: macrofossils, mesofossils

Collection methods: sieve,

Primary reference: J. G. Eaton, W. W. Korth, and D. B. Brinkman. 2018. Vertebrate fossils from the Claron Formation, Sweetwater Creek area, Garfield County, Utah, U.S.A. Rocky Mountain Geology 53(2):113-127 [P. Holroyd/P. Holroyd/P. Holroyd]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 198248: authorized by Patricia Holroyd, entered by Patricia Holroyd on 11.12.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

• Ostracods, charophytes, gastropods
unclassified
  -
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
Gnathostomata
  -
Actinopterygii indet. ray-finned fish
Actinopteri
 Teleostei -
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825 gar
Osteichthyes
 Salientia -
Anura indet. Fischer von Waldheim 1813 frog
Reptilia
 Loricata -
Crocodylia indet. crocodilian
two tooth morphotypes
 Squamata - Anguidae
Anguidae indet. Gray 1825 squamates
Mammalia
 Rodentia - Sciuravidae
Knightomys reginensis Korth 1984 rodent
Knightomys minor Wood 1965 rodent
 Theriiformes - Peradectidae
Peradectes cf. chesteri Gazin 1952 metatherian
 Theriiformes - Herpetotheriidae
Peratherium sp. Aymard 1850 marsupial