Zone M Delaware ostracodes (Devonian of the United States)

Where: Franklin County, Ohio (40.0° N, 83.0° W: paleocoordinates 39.3° S, 31.0° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Delaware Formation, Middle Devonian (393.3 - 382.7 Ma)

• Zone M, uppermost Delaware, middle Devonian

Environment/lithology: blue limestone

Size class: mesofossils

Primary reference: J.R. Tilman. 1984. Ostracodes of the superfamilies Beyrichiacea and Drepanellacea from Middle Devonian rocks of central Ohio. Journal of Paleontology 58(1):234-253 [P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 228293: authorized by Phil Novack-Gottshall, entered by Phil Novack-Gottshall on 26.11.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Beyrichicopida - Aechminellidae
Cornigella sp. Warthin 1930 ostracod
 Beyrichicopida - Aechminidae
Aechmina choanobasota Kesling 1953 ostracod
Aechmina longioroidea Stewart 1950 ostracod
 Beyrichicopida - Bolliidae
Bollia obesa Ulrich 1891 ostracod
Stictobollia paucifoveata Tilman 1984 ostracod
Ulrichia (Subulrichia) concinna Tilman 1984 ostracod
Ulrichia (Ulrichia) conradi Jones 1890 ostracod
Rimabollia bella Tilman 1984 ostracod
 Palaeocopida - Kirkbyellidae
 Palaeocopida - Beyrichiidae
Phlyctiscapha rockportensis Tilman 1984 ostracod