Locality 1, Golconda Formation, Greene Co., Indiana (Carboniferous to of the United States)

Where: Greene County, Indiana (39.1° N, 86.8° W: paleocoordinates 11.9° S, 28.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Golconda Formation, Brigantian to Brigantian (336.0 - 327.0 Ma)

• JA: originally entered as "Middle Chester," i.e., Hombergian = Brigantian to Pendleian

• formation-level stratigraphic resolution

Environment/lithology: marine; shelly/skeletal, gray grainstone and shale

• golconda fm: light gray to tan, crinoidal, slightly oolitic; granular to crystalline and exhibits numerous fossil fragments on weathered surfaces; interbedded variegated red, olive green, and gray shale, as much as 20 ft. in thickness; chert, dolomite, limonite, and hematite are common minerals; pyrite also occurs; for this locality, a measured section shows fossils were collected from a gray to red-brown, bioclastic, medium to thin bedded, medium crystalline, cross-bedded limestone

Primary reference: J. Rodriguez. 1960. Invertebrate Fauna of the Golconda Formation (Middle Chester) of Indiana, Western Kentucky, and Southern Illinois. 1-259 [A. Miller/K. Layou/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7000: authorized by Arnold Miller, entered by Karen Layou on 20.04.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

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Anthozoa
 Stauriida - Hapsiphyllidae
Amplexizaphrentis spinulosus
Scyphozoa
 Conulariida - Conulariidae
Paraconularia ? chesterensis
Rhynchonellata
 Spiriferinida - Reticulariinidae
Reticulariina spinosa
Reticulariina spinosa Norwood and Pratten 1855
 Athyridida - Retziidae
Eumetria vera
 Athyridida - Athyrididae
Composita trinuclea, Cleiothyridina sublamellosa
 Rhynchonellida - Stenoscismatidae
Stenoscisma explanatum
 Spiriferida - Spiriferidae
"Spirifer leidyi" = Anthracospirifer leidyi
"Spirifer leidyi" = Anthracospirifer leidyi Norwood and Pratten 1855
 Spiriferida - Elythidae
Torynifer setiger
Stenolaemata
 Cystoporida - Hexagonellidae
Meekopora eximia
 Cryptostomata - Fenestellidae
Archimedes swallovanus, Archimedes terebriformis, Archimedes meekanus, Archimedes macfarlani, Archimedes invaginatus
 Cystoporata - Fistuliporidae
Fistulipora perdensa, Fistulipora excellens
Crinoidea
 Monobathrida - Dichocrinidae
Pterotocrinus cf. armatus, Pterotocrinus convexus, Pterotocrinus lingulaformis