Collection 8906,Tombstone Hills (Carboniferous of the United States)

Also known as Collection 8906,Tombstone Hills, Mississippian Escabrosa Limestone; Arizona

Where: Cochise County, Arizona (31.7° N, 110.9° W: paleocoordinates 9.2° S, 53.0° W)

• small collection-level geographic resolution

When: Escabrosa Formation, Mississippian (358.9 - 323.2 Ma)

• Underlain by Martin limestone and overlain by the Naco group.

• formation-level stratigraphic resolution

Environment/lithology: shelly/skeletal limestone

• The charactersitic rocks of the Escabrosa are white to light-gray, commonly composed largely of fragments of crinoid stems.

Size class: macrofossils

Primary reference: J. Gilluly, J. R. Cooper, and J.S. Williams. 1954. Late Paleozoic Stratigraphy of Central Cochise County arizona. United States Geological Survey Professional Paper 266:1-49 [T. Olszewski/M. Gibson/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 13154: authorized by Tom Olszewski, entered by Melissa Gibson on 24.01.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Also so includes Pelycypods, 2-3 sp. undet.
Show authors, comments, and common names
Strophomenata
 Productida - Productellidae
Productus ? sp.
 Productida - Linoproductidae
Linoproductus gallatinensis, Linoproductus altonensis
Linoproductus altonensis Norwood and Pratten 1855
Rhynchonellata
 Spiriferinida - Punctospiriferidae
Punctospirifer ? sp.
 Spiriferida - Spiriferidae
Spirifer (cf. S) pellaensis, Spirifer centronatus
Spirifer centronatus Shimer 1926
 Terebratulida - Dielasmatidae
Dielasma (cf. Dielasma) burlingtonensis
 Orthida - Rhipidomellidae
Rhipidomella burlingtonensis
Trilobita
 Proetida - Phillipsiidae
Ameura ? sp.
Ameura ? sp. Weller 1936 trilobite