ALA-2 (Paleocene of the United States)

Where: Wilcox County, Alabama (32.0° N, 87.3° W: paleocoordinates 34.6° N, 69.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Matthews Landing Marl Member (Porters Creek Formation), Selandian (61.6 - 59.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; unlithified, sandy claystone

Size class: mesofossils

Collection methods: bulk, surface (in situ),

Primary reference: W. J. Foster, C. L. Garvie, A. M. Weiss, A. D. Muscente, M. Aberhan, J. W. Counts, and R. C. Martindale. 2020. Resilience of marine invertebrate communities during the early Cenozoic hyperthermals. Scientific Reports 10:2176 [A. Miller/J. Sessa/W. Foster]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 84471: authorized by Mark Patzkowsky, entered by Jocelyn Sessa on 24.10.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Cucullaeidae
 Carditida - Carditidae
Venericardia sp. Lamarck 1801 clam
Venericardia wilcoxensis sp.
Gastropoda
 Sorbeoconcha - Naticidae
Natica sp. Scopoli 1777 moon snail
Polinices eminulus Conrad 1833 moon snail
Polinices eminulis var
 Sorbeoconcha - Cymatiidae
 Sorbeoconcha - Ficidae
Priscoficus sp. Conrad 1866 fig shell
 Neogastropoda - Turridae
"Coronia mediavia" = Gemmula (Coronia)
"Coronia mediavia" = Gemmula (Coronia) turrid
Coronia mediavia var or C. m equiseta
 Neogastropoda - Costellariidae
 Neogastropoda - Fasciolariidae
"Latirus tortilis" = Pseudolatirus tortilis Whitfield 1865 snail
 Neogastropoda - Buccinidae
 Neogastropoda - Melongenidae
Levifusus sp. Conrad 1865 snail
"Levifusus pagoda" = Levifusus pagodiformis Heilprin 1881 snail
Levifusus pagoda var
 Neogastropoda - Volutidae
Scaphella showalteri, "Volutocorbis limopsis" = Athleta (Volutocorbis), "Volutocorbis rugatus" = Athleta (Volutocorbis)
"Volutocorbis limopsis" = Athleta (Volutocorbis) volute
"Volutocorbis rugatus" = Athleta (Volutocorbis) volute
 Cerithioidea - Turritellidae
"Turritella alabamiensis" = Mesalia alabamiensis
"Turritella alabamiensis" = Mesalia alabamiensis De Gregorio 1890 turret shell
 Opisthobranchia - Umbraculidae
Umbraculum sp. Schumacher 1817 snail
 Heterostropha - Mathildidae
"Solariella alabamensis" = Toulminella alabamensis
"Solariella alabamensis" = Toulminella alabamensis Aldrich 1886 snail