Eurypterid-associated biota of the Wills Creek Fm., Bass, W. Virginia. (Silurian to of the United States)

Where: Hardy County, West Virginia (38.9° N, 79.0° W: paleocoordinates 33.1° S, 43.9° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Wills Creek Formation, Ludlow to Ludlow (427.4 - 419.2 Ma)

• formation-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; shelly/skeletal limestone and lime mudstone

• "BA 1, as suggested by the abundant linguloids and Leperditia present on same bedding planes as eurypterids; subject to repeated storms."

•2003:04:06 Environmental/tectoncic call by SEP based on given description and Patchen, D. G., and R. A. Smosna. 1976. AAPG Bulletin 60:1622-1623.

• "Limestone, alternating with shaly and thin, well indurated beds; undurtaed beds with irregular bottoms and shell hash, changing upwards into sparse biomicrite; probably a storm deposit (personal observations)."

Primary reference: R. E. Plotnick. 1999. Habitat of Llandoverian-Lochkovian eurypterids. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities - a case study from the Silurian and Lower Devonian 106-136 [M. Foote/M. Foote/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 14202: authorized by Michael Foote, entered by Michael Foote on 23.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Some higher taxa listed but genera not specified.
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
abundant linguloids
Bivalvia
  -
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
poorly preserved
Ostracoda
 Leperditicopida - Leperditiidae
Leperditia sp. Rouault 1851 ostracod
Euchelicerata
 Eurypterida - Adelophthalmidae
 Eurypterida - Pterygotidae
"Truncatiramus exopthalmus" = Erettopterus
"Truncatiramus exopthalmus" = Erettopterus eurypterid
 Eurypterida -
Waeringopterus cumberlandicus Swartz 1923 eurypterid
 Eurypterida - Drepanopteridae