Ferris Formation (UW V-92046) (Cretaceous of the United States)

Also known as Three and a Half Teeth

Where: Carbon County, Wyoming (41.9° N, 106.9° W: paleocoordinates 48.9° N, 82.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ferris Formation, Lancian (70.6 - 66.0 Ma)

• said to be Lancian

• 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 14543: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano and Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Lonchidiidae
"Lissodus selachos" = Lonchidion selachos3
"Lissodus selachos" = Lonchidion selachos3 Estes 1964 elasmobranch
UW 27248
 Myliobatiformes - Dasyatidae
Myledaphus bipartitus3 Cope 1876 whiptail stingray
YW 27254
Actinopteri
 Teleostei -
Teleostei indet.3
UW 27211
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus3
"Cyclurus fragosa" = Cyclurus fragosus3 Jordan 1927 bowfin
UW 27259
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet.3 Cuvier 1825 gar
UW 27267
Osteichthyes
 Caudata - Urodela
Habrosaurus dilatus3 Gilmore 1928 siren
UW 27373
Reptilia
 Testudines - Trionychidae
Trionychidae sp.2 Gray 1825 softshell turtle
part of UW 25585
 Testudines -
Compsemys sp.2 Leidy 1856 turtle
part of UW 25585
 Avetheropoda - Dromaeosauridae
Richardoestesia sp.3 Currie et al. 1990 coelurosaur
UW 27410
Saurornitholestes sp.3 Sues 1978 coelurosaur
UW 27303
Dromaeosaurus sp.3 Matthew and Brown 1922 coelurosaur
UW 26254
 Avetheropoda - Troodontidae
Troodon formosus3 Leidy 1856 coelurosaur
UW 26248
 Avetheropoda -
Aublysodon mirandus3 Leidy 1868 coelurosaur
UW 26308
 Neornithischia - Ceratopsidae
Chasmosaurinae indet.3 Lambe 1915 ceratopsid
UW 26609 "(=Triceratops sp.)"
 Loricata -
Eusuchia indet.3 Huxley 1875 crocodilian
UW 27293 "(="Leidyosuchus")"
 Crocodylia -
Brachychampsa sp.3 Gilmore 1911 crocodilian
UW 26607
 Squamata -
Squamata indet.3 Oppel 1811 squamates
UW 27226
 Squamata - Anguidae
Odaxosaurus piger3 Gilmore 1928 squamates
UW 27242
Mammalia
 Theriiformes -
Protalphadon lulli1 Clemens 1966 metatherian