Where: Pender County, North Carolina (34.5° N, 77.9° W: paleocoordinates 35.7° N, 55.3° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Peedee Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Collected by L.B. Kellum; 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 78134: authorized by Wolfgang Kiessling, entered by Uta Merkel on 29.01.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
"Cassidulus emmonsi n. sp." = Hardouinia mortonis emmonsi, "Cassidulus kellumi n. sp." = Hardouinia kellumi
"Cassidulus emmonsi n. sp." = Hardouinia mortonis emmonsi Stephenson 1927 sea urchin
"Cassidulus kellumi n. sp." = Hardouinia kellumi Stephenson 1927 sea urchin |