Salmon Creek West - Williamson (Silurian of the United States)

Where: Wayne County, New York (43.2° N, 77.2° W: paleocoordinates 25.4° S, 45.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Williamson Formation (Clinton Group), Telychian (438.5 - 433.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore; lithified, gray, green shale

• Dark greenish gray fissile shale. Thin black layer near base.

Primary reference: T. Gillette. 1947. The Clinton of Western and Central New York. New York State Museum Bulletin (341) [L. Ivany/P. Wall]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 81878: authorized by Linda Ivany, entered by Patrick Wall on 17.07.2008, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Pterobranchia
 Dendroidea - Acanthograptidae
 Graptoloidea - Retiolitidae
Retiolites geinitzianus Barrande 1850 graptolite
venosus
 Graptoloidea - Monograptidae
Craniata
 Craniopsida - Craniopsidae
"Pholidops squamiformis" = Craniops
"Pholidops squamiformis" = Craniops
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
 Spiriferida - Cyrtiidae
"Spirifer radiatus" = Eospirifer radiatus, Cyrtia meta
"Spirifer radiatus" = Eospirifer radiatus Sowerby 1834
 Protorthida - Skenidiidae
"Scenidium pyramidale" = Skenidium
"Scenidium pyramidale" = Skenidium
 Atrypida - Atrypidae
Atrypa reticularis Linnaeus 1758
 Orthida - Dalmanellidae
Strophomenata
 Strophomenida - Chonetidae
 Strophomenida - Sowerbyellidae
"Sowerbyella transversalis" = Eoplectodonta (Eoplectodonta) transversalis
"Sowerbyella transversalis" = Eoplectodonta (Eoplectodonta) transversalis Wahlenberg 1818
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
 Orthotetida - Schuchertellidae
Bivalvia
 Solemyida - Ctenodontidae
Cephalopoda
 Orthocerida - Orthoceratidae
Trilobita
 Phacopida - Calymenidae
Ostracoda
 Palaeocopida - Beyrichiidae
Dibolbina sp. Ulrich and Bassler 1923 ostracod
 Palaeocopida - Zygobolbidae
Anthozoa
 Stauriida - Streptelasmatidae