Sodus Creek at Glenmark - Rochester/Lockport Transition (Silurian of the United States)

Where: Wayne County, New York (43.2° N, 76.9° W: paleocoordinates 27.6° S, 43.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Rochester Formation (Clinton Group), Wenlock (433.4 - 427.4 Ma)

• Transition between Rochester & Lockport

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, micaceous grainstone and lithified, sandy dolomite

• Transition bed. Crystalline limestone bearing fossils common in underlying shale interbedded with both thin-bedded sandy dolomitic layers of the overlying dolomite and browninsh gray shale like the underlying formation.

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 81917: authorized by Linda Ivany, entered by Patrick Wall on 18.07.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Dalmanitidae
 Phacopida - Calymenidae
Calymene niagarensis Hall 1843 trilobite
 Proetida - Proetidae
Proetus stokesi trilobite
originally entered as "Proteus stokesi"
 Lichida - Lichidae
Ostracoda
 Palaeocopida - Beyrichiidae
 Palaeocopida - Aechminidae
 Platycopida -
Strophomenata
 Orthotetida - Schuchertellidae
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
Rhynchonellata
 Athyridida - Rhynchospirinidae
 Athyridida - Meristellidae
 Athyridida - Nucleospiridae
 Spiriferida - Spiriferidae
 Spiriferida - Reticulariidae
 Atrypida - Atrypidae
Atrypa reticularis Linnaeus 1758
 Orthida - Rhipidomellidae
 Orthida - Dalmanellidae
 Orthida - Orthidae
Brachiopoda
 Inarticulata -
Gastropoda
 Euomphalina - Platyceratidae
"Diaphorostoma niagarense" = Platyostoma niagarensis
"Diaphorostoma niagarense" = Platyostoma niagarensis Hall 1852 snail
Stenolaemata
 Fenestrida - Polyporidae
 Cystoporata - Ceramoporidae
Anthozoa
 Favositida - Favositidae
Favosites pyriformis tabulate coral
Favosites hisingeri Milne-Edwards and Haime 1851 tabulate coral
 Cystiphyllida - Cystiphyllidae
 Stauriida - Streptelasmatidae
 Stauriida - Zaphrentidae
"Zaphrentis turbinata" = Zaphrenthis
"Zaphrentis turbinata" = Zaphrenthis horn coral
Scyphozoa
 Conulariida - Conulariidae
Conularia longa jellyfish