Fourth Member of the Paradise Formation (Carboniferous of the United States)

Where: Cochise County, Arizona (31.9° N, 109.2° W: paleocoordinates 7.0° S, 47.9° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Chester zone, Paradise Formation, Carboniferous (358.9 - 298.9 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; shale and limestone

• Fourth member of the Paradise formation.- This member is one of the

•most fossiliferous parts of the Paradise formation, though less so than

•the overlying main oolite. It com, prises about 14 feet of shales and

•thin-bedded limestones with a massive

•bed of black limestone near the

•middle. This member is badly crumpled

•in the section of Table 2. The

•fauna includes the following forms

•obtained mostly from the black limestone

•mentioned.

Size classes: macrofossils, mesofossils

Preservation: original calcite

Collection methods: bulk, surface (float), surface (in situ), mechanical

Primary reference: R. M. Hernon. 1935. The Paradise Formation and its fauna. Journal of Paleontology 9(8):653-696 [J. Alroy/D. Mathieson]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 124254: authorized by John Alroy, entered by David Mathieson on 09.02.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Cliothyridina sublamellosa
Trilobita
 Proetida - Phillipsiidae
Griffithides sp.
Griffithides sp. Portlock 1843 trilobite
Strophomenata
 Orthotetida - Orthotetidae
Orthotetes subglobosus, Orthotetes kaskaskiensis
Orthotetes kaskaskiensis McChesney 1860
 Strophomenida - Chonetidae
Chonetes oklahomensis
 Productida - Linoproductidae
Linoproductus ovatus
 Productida - Echinoconchidae
Echinoconchus rodeoensis, "Productus elegans" = Echinoconchus elegans
"Productus elegans" = Echinoconchus elegans Norwood and Pratten 1855
 Productida - Productidae
Buxtonia arkansansus
 Productida - Productellidae
"Productus fasciculatus" = Productus (Diaphragmus) fasciculatus, Productus sp.
"Productus fasciculatus" = Productus (Diaphragmus) fasciculatus McChesney 1860
Rhynchonellata
 Spiriferida - Spiriferidae
"Spirifer leidyi" = Anthracospirifer leidyi, Spirifer arizonensis, Spirifer bifurcatus, Spirifer sp.
"Spirifer leidyi" = Anthracospirifer leidyi Norwood and Pratten 1855
Spirifer sp. Sowerby 1818
 Athyridida - Retziidae
Eumetria vera, Eumetria verneuilana
 Athyridida - Athyrididae
Composita (cf. Composita) ozarkana, Composita deltoides, Composita sp., Composita laevis, Composita trinuclea
Composita sp. Brown 1849
Composita laevis Weller 1914
 Rhynchonellida - Camarotoechiidae
Camarotoechia purduei
Stenolaemata
 Cryptostomata - Fenestellidae
"Fenestella tenax" = Rectifenestella tenax
"Fenestella tenax" = Rectifenestella tenax Ulrich 1888
Bivalvia
 Pectinida - Pterinopectinidae
Pterinopecten sp.
Pterinopecten sp. Hall 1883 scallop
Stigmaria
  -
Stigmaria sp.
Stigmaria sp. Brongniart 1822