Ferris Formation (UW V-92026) (Paleocene of the United States)

Also known as Psycho Hopper Basher

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 late Puercan

Environment/lithology: terrestrial

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 14730: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Myliobatiformes - Dasyatidae
Dasyatis sp. Rafinesque 1810 whiptail stingray
UW 27208
Actinopteri
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus
"Cyclurus fragosa" = Cyclurus fragosus Jordan 1927 bowfin
UW 27263
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825 gar
UW 27271
 Teleostei -
Reptilia
 Loricata -
Eusuchia indet. Huxley 1875 crocodilian
UW 27297 ("Leidyosuchus")
 Crocodylia - Alligatoridae
Allognathosuchus sp. Mook 1921 crocodilian
UW 26578
 Choristodera -
Champsosaurus sp. Cope 1876 choristodere
UW 27287
 Testudinata - Baenidae
Baenidae indet. Cope 1882 turtle
UW 27361
Mammalia
 Multituberculata - Ptilodontidae
Ptilodus sp. Cope 1881 multituberculate