CCE-87-3 (Cambrian of the United States)

Where: Floyd County, Georgia (34.2° N, 85.3° W: paleocoordinates 26.9° S, 95.4° W)

• local area-level geographic resolution

When: Bolaspidella trilobite zone, Conasauga Formation, Marjumian (504.5 - 497.0 Ma)

• There may have been a regional transgression from Oryctocephalus to Bolaspidella time on the southeastern most continental shelf.

• formation-level stratigraphic resolution

Environment/lithology: offshore; lithified, concretionary, calcareous shale

• olive-brown, fissile, calcareous shales with siliceous concretions.

Size classes: macrofossils, mesofossils

Preservation: concretion

Collection methods: This collection is noted as only containing trilobites and does not involve any other possible taxa found in the set volumes of rock or outcrops.

Primary reference: D. R. Schwimmer. 1989. Taxonomy and biostratigraphic significance of some Middle Cambrian trilobites from the Conasauga Formation in western Georgia. Journal of Paleontology 63(4):484-494 [M. Patzkowsky/P. Borkow/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 8584: authorized by Mark Patzkowsky, entered by Phil Borkow on 07.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Ptychopariida - Alokistocaridae
"Alokistocare americanum" = Altiocculus americanus
"Alokistocare americanum" = Altiocculus americanus Walcott 1916 trilobite
 Asaphida - Asaphidae
Asaphiscus gregarius Walcott 1916 trilobite
Artiopoda
 Agnostida - Peronopsidae