Rickahock, Zone 25 (Miocene of the United States)

Where: King and Queen County, Virginia (37.7° N, 77.0° W: paleocoordinates 37.8° N, 75.6° W)

• coordinate estimated from map

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

• Mollusk Zone 8

Environment/lithology: offshore; gray, green, silty sandstone

• Back-barrier, and shallow inner-bay conditions, punctuated by open shelf (shelly sandy intervals)
• silty, clayey, blocky, diatomaceous

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 71628: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Gnathostomata
  -
Osteichthyes indet. bony fish
fish teeth
Mammalia
 Placentalia -
Cetacea indet. Brisson 1762 whale
whale bone
 Cetacea -
Odontoceti indet. Flower 1867 toothed whale
porpoise bone
Gnathostomata
  -
Chondrichthyes indet. Huxley 1880 cartilaginous fish
shark teeth
Gastropoda
 Neogastropoda - Muricidae
Ecphora gardnerae Wilson 1987 murex snail
subspecies gardnerae
Bivalvia
 Pectinida - Pectinoidae
Chesapecten middlesexensis Mansfield 1936 scallop
subspecies middlesexensis
 Ostreida - Ostreidae
Ostrea compressirostra Say 1824 oyster
subspecies brucei
 Cardiida - Glossidae
Glossus fraterna Say 1824 clam
 Cardiida - Veneridae
Mercenaria druidi Ward 1992 quahog
Malacostraca
 Decapoda -
Decapoda indet. Latreille 1802 decapod
crab nodules