Flat Creek, Mohawk Valley (Ordovician of the United States)

Where: Montgomery County, New York (42.8° N, 74.5° W: paleocoordinates 28.1° S, 53.0° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Climacograptus americanus graptolite zone, Flat Creek Member (Utica Shale Formation), Chatfieldian (460.9 - 449.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: basinal (); lithified, black shale

Size classes: macrofossils, microfossils

Reposited in the NYSM

Primary reference: D. Goldman. 1995. Taxonomy, evolution, and biostratigraphy of the Orthograptus quadrimucronatus species group (Ordovician, Graptolithina). Journal of Paleontology 69(3):516-540 [S. Holland/S. Holland/S. Holland]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 184438: authorized by Pete Wagner, entered by Pete Wagner on 26.02.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Diplograptoidea - Diplograptidae
Orthograptus pageanus Elles and Wood 1907 diplograptoid
Orthograptus quadrimucronatus cornutus in Ruedemann 1908
Orthograptus quadrimucronatus Hall 1865 diplograptoid
Orthograptus ruedemanni Gurley 1896 diplograptoid