Islington Landing, Zone 24 (Miocene of the United States)

Where: Richmond County, Virginia (37.9° N, 76.8° W: paleocoordinates 38.1° N, 74.8° W)

• coordinate estimated from map

When: Windmill Point Member (Saint Marys Formation), Tortonian (11.6 - 7.2 Ma)

Environment/lithology: marine; fine-grained, silty sandstone

• sand; silty, fine to very fine

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 71637: 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 Say 1824 turret shell
subspecies plebeia
Turritella subvariabilis d'Orbigny 1852 turret shell
subspecies subvariabilis
 Neogastropoda - Melongenidae
 Neogastropoda - Muricidae
Ecphora gardnerae Wilson 1987 murex snail
subspecies gardnerae
Bivalvia
 Arcida - Arcidae
Dallarca idonea Conrad 1832 clam
 Pectinida - Pectinoidae
Chesapecten santamaria Tucker 1934 scallop
 Lucinida - Lucinidae
Lucinoma contracta Say 1824 clam
 Cardiida - Veneridae
"Lirophora alveata" = Lirophora (Lirophora) alveata Conrad 1831 venus clam
Dosinia acetabulum Conrad 1832 venus clam
thori
Mercenaria tetrica Conrad 1838 quahog
 Cardiida - Cardiidae
Chesacardium laqueatum Conrad 1830 cockle
subspecies laqueatum
 Hiatellida - Hiatellidae
Panopea goldfussii Wagner 1839 clam