Where: Albany County, Wyoming (41.9° N, 106.0° W: paleocoordinates 37.7° N, 52.6° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Lake Como Member (Morrison Formation), Tithonian (152.1 - 145.0 Ma)
• about 80 feet below Morrison-Cloverly contact
• bed-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; gray claystone and lithified sandstone
Size classes: macrofossils, mesofossils
Collected in 1968-1970; reposited in the AMNH, YPM
Collection methods: quarrying, mechanical, sieve,
Primary reference: D. R. Prothero. 1981. New Jurassic mammals from Como Bluff, Wyoming, and the interrelationships of non-tribosphenic Theria. Bulletin of the American Museum of Natural History 167(5):277-326 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 39426: authorized by Matthew Carrano, entered by Matthew Carrano on 28.05.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
Ophiopsis sp. Agassiz 1834 ray-finned fish | |
Amphibia | |
Anura indet. frog | |
Reptilia | |
Dorsetisaurus sp. Hoffstetter 1967 squamates | |
Paramacellodus sp. Hoffstetter 1967 squamates | |
Carnosauria indet. carnosaur | |
Goniopholis sp. Owen 1842 crocodilian | |
Cteniogenys antiquus Gilmore 1928 choristodere | |
Glyptops plicatulus Cope 1877 turtle | |
Mammalia | |
Mammalia indet. Linnaeus 1758 mammal | |
Triconodontidae indet. Marsh 1887 mammal | |
Dryolestoidea indet. mammal | |
Dryolestes priscus, Comotherium richi, "Melanodon goodrichi" = Laolestes goodrichi, Laolestes eminens, Herpetarius humilis, Amblotherium sp., Amblotherium debilis
Dryolestes priscus Marsh 1878 mammal
Comotherium richi Prothero 1981 mammal
"Melanodon goodrichi" = Laolestes goodrichi Simpson 1929 mammal
Laolestes eminens Simpson 1927 mammal
Herpetarius humilis mammal
Amblotherium sp. Owen 1871 mammal
Amblotherium debilis Marsh 1881 mammal | |
Plagiaulacidae indet. Gill 1872 multituberculate | |
Osteichthyes | |
Docodon victor Marsh 1880 dodocont | |
Bivalvia | |
Bivalvia indet. Linnaeus 1758 clam |