Ferris Formation (UW V-91019) (Paleocene of the United States)

Also known as Turtle Forest

Where: Carbon County, Wyoming (41.9° N, 106.9° W: paleocoordinates 48.5° N, 84.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ferris Formation, Puercan (66.0 - 63.3 Ma)

• said to be middle Puercan

• bed-level stratigraphic resolution

Environment/lithology: terrestrial

Size class: mesofossils

Reposited in the UW

Primary reference: J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14713: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet.2 Cuvier 1825 gar
UW 27339
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus2
"Cyclurus fragosa" = Cyclurus fragosus2 Jordan 1927 bowfin
UW 27333
 Crocodylia - Alligatoridae
Allognathosuchus sp.2 Mook 1921 crocodilian
UW 26606, 27202
 Testudinata - Baenidae
Baenidae indet.2 Cope 1882 turtle
UW 26605
 Theriamorpha - Periptychidae
Ampliconus sp.1 Eberle and Lillegraven 1998 condylarth
Mithrandir gillianus Cope 1882 condylarth
 Procreodi - Arctocyonidae
cf. Loxolophus sp. Cope 1885 condylarth
Loxolophus cf. faulkneri Eberle and Lillegraven 1998 condylarth