Where: Barbour County, Alabama (31.9° N, 85.4° W: paleocoordinates 34.5° N, 65.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Clayton Formation (Midway Group), Danian (66.0 - 61.6 Ma)
• member-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
Size class: mesofossils
Primary reference: K. V. Palmer and D. C. Brann. 1965. Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Peteropoda, Scaphopoda and Cephalopoda. Bulletins of American Paleontology 48:1-471 [M. Kosnik/M. Kosnik/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 90612: authorized by Jocelyn Sessa, entered by Laurie Eccles on 11.08.2009, edited by Jocelyn Sessa
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Calyptraea "sp. A." Lamarck 1799 slipper shell | |
Rhinoclavis mediavia, "cf. Clavocerithium globoleve" = Clava (Clavocerithium)
Rhinoclavis mediavia cerith snail
"cf. Clavocerithium globoleve" = Clava (Clavocerithium) cerith snail | |
Turritella claytonensis turret shell
Mesalia allentonensis turret shell | |
Keilostoma mediavia snail | |
"Natica" mediavia moon snail | |
Pseudoliva "sp. A" Swainson 1840 true whelk
Pseudoliva "sp. F" Swainson 1840 true whelk | |
cf. Volutilithes florencis volute | |
Bivalvia | |
Isognomon cornelliana oyster | |
"Meretrix" "sp." Lamarck 1799 venus clam | |
Crassatella gabbi clam |