Eighteenmile Creek, loc. 30 (Devonian of the United States)

Where: Erie County, New York (42.7° N, 78.9° W: paleocoordinates 35.3° S, 26.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Palmatolepis punctata conodont zone, Cashaqua Formation (Sonyea Group), Middle Frasnian (382.4 - 379.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

• soft olive-green shales

Size class: macrofossils

Preservation: cast

Primary reference: M. R. House and W. T. Kirchgasser. 2008. Late Devonian goniatites (Cephalopoda, Ammonoidea) from New York State. Bulletins of American Paleontology 374:1-288 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136212: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Agoniatitida - Gephuroceratidae
Manticoceras sinuosum Hall 1843 ammonite
subsp. clausium
 Agoniatitida - Acanthoclymeniidae
Probeloceras lutheri Clarke 1885 ammonite