Where: Clay County, Georgia (31.7° N, 85.1° W: paleocoordinates 34.6° N, 63.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Providence Sand Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; sandstone
Size class: macrofossils
Collected by O. Veatch; reposited in the USNM
Primary reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44 [W. Kiessling/U. Merkel/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 78129: authorized by Wolfgang Kiessling, entered by Uta Merkel on 29.01.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
"Cassidulus conoideus n. sp." = Clarkiella hemispherica
"Cassidulus conoideus n. sp." = Clarkiella hemispherica Slocum 1909 sea urchin |