Where: Colorado (38.1° N, 104.9° W: paleocoordinates 38.0° N, 67.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Conlinoceras gilberti ammonoid zone, Thatcher Limestone Member (Graneros Shale Formation), Cenomanian (100.5 - 93.9 Ma)
• formation-level stratigraphic resolution
Environment/lithology: gray limestone
Size class: macrofossils
Reposited in the USGS, USNM
Primary reference: W. A. Cobban and G. R. Scott. 1972. Stratigraphy and ammonite fauna and the Graneros Shale and Greenhorn Limestone near Pueblo, Colorado. United States Geological Survey Professional Paper. United States Geological Survey Professional Paper 645:1-108 [L. Bulot/L. Bulot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 230801: authorized by Pete Wagner, entered by Pete Wagner on 21.07.2023
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Scaphopoda | |
Scaphopoda indet. Bronn 1862 tusk shell | |
Cephalopoda | |
"Borissiakoceras compressum" = Borissjakoceras
"Borissiakoceras compressum" = Borissjakoceras ammonite | |
Turrilites (Eutiirrilites) sp. Lamarck 1801 ammonite | |
"Euomphaloceras cf. cunningtoni" = Cunningtoniceras cunningtoni, "Calycoceras leonense" = Calycoceras (Gentoniceras) leonense, Conlinoceras gilberti
"Euomphaloceras cf. cunningtoni" = Cunningtoniceras cunningtoni Sharpe 1855 ammonite
"Calycoceras leonense" = Calycoceras (Gentoniceras) leonense Adkins 1928 ammonite
Conlinoceras gilberti Cobban and Scott 1972 ammonite | |
Bivalvia | |
Inoceramus sp. Sowerby 1814 clam | |
Exogyra sp. Say 1820 oyster | |
? Limatula sp. Wood 1839 file clam | |
"Pecten (Camptonectes) cf. cavanus" = Camptonectes
"Pecten (Camptonectes) cf. cavanus" = Camptonectes scallop | |
Breviarca sp. Conrad 1872 clam | |
? Nuculana sp. Link 1807 pointed nut clam | |
Polychaeta | |
Anthozoa | |
Scleractinia "Solitary coral" Bourne 1900 stony coral |