Unit 7, Rochester Shale, South Rose Hill Section (Silurian to of the United States)

Where: Allegany County County, Maryland (39.7° N, 78.8° W: paleocoordinates 29.1° S, 47.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Rochester Shale Formation (Clinton Group), Llandovery to Llandovery (443.4 - 423.0 Ma)

• Schellwienella elegans zone

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, gray, calcareous shale and lithified limestone

• Thin-bedded fissile gray calcareous shale with thin fossiliferous limestones.

Primary reference: H. P. Woodward. 1941. Silurian System of West Virginia. West Virginia Geological Survey 14:1-326 [P. Wagner/K. Koverman/K. Koverman]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 41100: authorized by Pete Wagner, entered by Kimberly Koverman on 06.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Phacopida - Dalmanitidae
 Phacopida - Calymenidae
Calymene cf. niagarensis Hall 1843 trilobite
Ostracoda
 Palaeocopida - Aechminidae
 Platycopida - Kloedenellidae
 Platycopida -
Lophophorata
 Tentaculitida - Tentaculitidae
Rhynchonellata
 Athyridida - Meristellidae
 Spiriferida - Reticulariidae
 Rhynchonellida - Rhynchotrematidae
 Orthida - Dalmanellidae
"Parmorthis elegantula" = Resserella
"Parmorthis elegantula" = Resserella
Brachiopoda
 Inarticulata -