Laytons Landing, Zone 25 (Miocene of the United States)

Where: Essex County, Virginia (37.8° N, 76.7° W: paleocoordinates 37.9° N, 75.4° W)

• coordinate estimated from map

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

• Mollusk Zone 8

Environment/lithology: marine; silty sandstone

• sand, silty, very fossiliferous

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 71534: authorized by Mark Uhen, entered by Mark Uhen on 27.04.2007

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
Bivalvia
 Cardiida - Mactridae
Spisula rappahannockensis Gardner 1944 clam
 Pectinida - Pectinoidae
Chesapecten middlesexensis Mansfield 1936 scallop
subspecies middlesexensis
Dallarca carolinensis
  -
Dallarca carolinensis Conrad 1849
subspecies carolinensis