Bromide Formation, near Sulphur, Oklahoma (Ordovician of the United States)

Where: Oklahoma (34.5° N, 97.0° W: paleocoordinates 22.2° S, 73.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bromide Formation, Blackriveran (460.9 - 449.5 Ma)

• near top of green shale

• formation-level stratigraphic resolution

Environment/lithology: lithified limestone and lithified, green shale

Size class: macrofossils

Preservation: original calcite

Primary reference: R. S. Bassler. 1950. New genera of American Middle Ordovician "Cystoidea". Journal of the Washington Academy of Sciences 40(9):273-277 [S. Holland/S. Holland/S. Holland]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 37909: authorized by Steven Holland, entered by Steven Holland on 27.03.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Comarocystitida - Comarocystitidae