Cobham Wharf, Zone 26 (Miocene of the United States)

Where: Surry County, Virginia (37.2° N, 76.8° W: paleocoordinates 37.3° N, 75.4° W)

• coordinate stated in text

When: Claremont Member (Eastover Formation), Messinian (7.2 - 5.3 Ma)

• Mollusk Zone 7

Environment/lithology: marine; fine-grained, shelly/skeletal sandstone

• sand, shelly, fine, slightly phosphatic

Size class: macrofossils

Primary reference: L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71619: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
"Turritella plebeia" = Mariacolpus plebeia
"Turritella plebeia" = Mariacolpus plebeia Say 1824 turret shell
subspecies plebeia
 Neogastropoda - Muricidae
Ecphora kochi Ward and Gilinsky 1988 murex snail
Bivalvia
 Carditida - Crassatellidae
Marvacrassatella urbannensis Mansfield 1929 clam
 Carditida - Astartidae
Astarte rappahannockensis Gardner 1943 clam
Astarte cobhamensis Ward 1992 clam
 Cardiida - Glossidae
Glossus fraterna Say 1824 clam
 Cardiida - Veneridae
Lirophora vredenburgi Ward 1992 venus clam
Mercenaria druidi Ward 1992 quahog
 Cardiida - Euloxidae
 Lucinida - Lucinidae
Stewartia anodonta Say 1824 clam
 Ostreida - Ostreidae
Ostrea compressirostra Say 1824 oyster
geraldjohsoni
 Ostreida - Malleidae
 Pectinida - Pectinoidae
Chesapecten middlesexensis Mansfield 1936 scallop
subspecies middlesexensis
Placopecten princepoides Emmons 1858 scallop
Carolinapecten urbannaensis Mansfield 1928 scallop
 Arcida - Arcidae
Striarca centenaria Say 1824 clam
Rasia arata Say 1824 ark
 Arcida - Glycymerididae
Costaglycymeris mixoni Ward 1992 clam
Dallarca carolinensis
  -
Dallarca carolinensis Conrad 1849
subspecies carolinensis