Unit 8, Wills Creek Limestone, McKenzie-Pinto Section (Silurian to of the United States)

Where: Allegany County County, Maryland (39.6° N, 78.8° W: paleocoordinates 32.7° S, 43.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, argillaceous limestone and lithified mudstone

• Mainly argillaceous thin-bedded limestone, mudrock, and calcareous shale.

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 41169: authorized by Pete Wagner, entered by Kimberly Koverman on 07.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Palaeocopida - Beyrichiidae
Kloedenia normalis ostracod
Kloedenia normalis var. appressa
 Leperditicopida - Leperditiidae
Leperditia alta ostracod
Leperditia alta and L. alta var. brevis
Leperditia elongata ostracod
Leperditia elongata willsensis
 Spiriferida - Delthyrididae
Delthyris vanuxemi
Delthyris ("Spirifier") vanuxemi
 Rhynchonellida - Camarotoechiidae