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
Bivalvia | |
Bivalvia indet. Linnaeus 1758 clam | |
Mammalia | |
Mammalia indet. Linnaeus 1758 mammal | |
Dryolestoidea indet. mammal | |
"Melanodon goodrichi" = Laolestes goodrichi, Laolestes eminens, Dryolestes priscus, Herpetarius humilis, Amblotherium sp., Amblotherium debilis, Comotherium richi
"Melanodon goodrichi" = Laolestes goodrichi Simpson 1929 mammal
Laolestes eminens Simpson 1927 mammal
Dryolestes priscus Marsh 1878 mammal
Herpetarius humilis mammal
Amblotherium sp. Owen 1871 mammal
Amblotherium debilis Marsh 1881 mammal
Comotherium richi Prothero 1981 mammal | |
Plagiaulacidae indet. Gill 1872 multituberculate | |
Triconodontidae indet. Marsh 1887 mammal | |
Osteichthyes | |
Docodon victor Marsh 1880 dodocont | |
Reptilia | |
Paramacellodus sp. Hoffstetter 1967 squamates | |
Dorsetisaurus sp. Hoffstetter 1967 squamates | |
Glyptops plicatulus Cope 1877 turtle | |
Goniopholis sp. Owen 1842 crocodilian | |
Carnosauria indet. carnosaur | |
Cteniogenys antiquus Gilmore 1928 choristodere | |
Amphibia | |
Anura indet. frog | |
Osteichthyes | |
Ophiopsis sp. Agassiz 1834 ray-finned fish |