M 22 (Paleocene of the United States)

Where: Wilcox County, Alabama (31.8° N, 87.5° W: paleocoordinates 34.4° N, 70.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Greggs Landing or Bells Landing Marls Member (Tuscahoma Formation), Thanetian (59.2 - 56.0 Ma)

• Cannot be refined to either Greggs or Bells beds (JAS)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

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 98409: authorized by Jocelyn Sessa, entered by Laurie Eccles on 06.10.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
Mesalia alabamiensis De Gregorio 1890 turret shell
Turritella bellifera turret shell
 Neogastropoda - Turridae
""Pleurotoma" capax" = Turris
""Pleurotoma" capax" = Turris turrid
Bivalvia
 Pectinida - Pectinoidae
"Chlamys greggi" = Dhondtichlamys greggi
"Chlamys greggi" = Dhondtichlamys greggi Harris 1897 scallop
 Cardiida - Veneridae
Pitar (Pitar) nuttalliopsis venus clam
Pitar (Pitar) nuttalliopsis greggi
 Pholadida - Corbulidae
"Corbula subengonata" = Cuneocorbula subengonata
"Corbula subengonata" = Cuneocorbula subengonata Dall 1898 clam
 Carditida - Carditidae
"Venericardia (? Venericor) greggiana" = Venericardia (Baluchicardia) greggiana, "Venericardia (Leuroactis) pilsbryi" = Venericardia (Venericor) pilsbryi
"Venericardia (? Venericor) greggiana" = Venericardia (Baluchicardia) greggiana Dall 1903 clam
"Venericardia (Leuroactis) pilsbryi" = Venericardia (Venericor) pilsbryi Stewart 1930 clam