Locality 4, Glen Dean Limestone, Dubois Co., IN (Carboniferous of the United States)

Where: Dubois County, Indiana (38.5° N, 86.7° W: paleocoordinates 11.0° S, 26.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dibunophyllum zone, Glen Dean Limestone Formation, Pendleian (330.9 - 327.0 Ma)

• collections taken from the Upper Glen Dean Limestone [JA: entered as Chesterian; the Glen Dean is late Hombergian = Pendleian]

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; shelly/skeletal, gray, argillaceous grainstone and shale

• medium to dk. gray, semicrystalline to crystalline limestone and argillaceous limestone occuring in beds that are usually less than 5 ft. thick and averaging about 2 ft. in thickness; dk. gray, thin bedded shale and argillaceous sandstone, locally fossiliferous, separate stratigraphically adjacent limestone beds

Preservation: replaced with silica

Collection methods: surface (in situ), mechanical,

Primary reference: A. S. Horowitz. 1956. Fauna of Glen Dean Limestone (Chester) in Indiana and Northern Kentucky. 1-449 [A. Miller/K. Layou/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 6936: authorized by Arnold Miller, entered by Karen Layou on 13.04.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

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Rhynchonellata
 Terebratulida - Cranaenidae
Girtyella indianensis, Girtyella brevilobata
 Spiriferinida - Punctospiriferidae
Punctospirifer transversus
 Athyridida - Retziidae
Eumetria marcyi
 Athyridida - Athyrididae
Cleiothyridina sublamellosa, Composita trinuclea, Composita subquadrata
 Spiriferida - Spiriferidae
Spirifer increbescens
Spirifer increbescens Hall 1858
Spirifer increbescens var. A
 Spiriferida - Elythidae
Torynifer setiger
Strophomenata
 Productida - Echinoconchidae
"Productus cestriensis" = Echinoconchus elegans
"Productus cestriensis" = Echinoconchus elegans Norwood and Pratten 1855
Blastoidea
 Pentremitida - Pentremitidae
Pentremites angularis, Pentremites robustus, Pentremites pyramidatus