Collection 8921, Dragoon Mnts., Mississippian Escabrosa Limestone; Arizona (Carboniferous of the United States)
Where: Cochise County, Arizona (31.7° N, 109.7° W: paleocoordinates 10.0° S, 52.3° W)
• small collection-level geographic resolution
When: Mississippian (358.9 - 323.2 Ma)
• Underlain by Martin limestone and overlain by the Naco group.
Environment/lithology: shelly/skeletal limestone
• The charactersitic rocks of the Escabrosa are white to light-gray, commonly composed largely of fragments of crinoid stems.
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
PaleoDB collection 13246: authorized by Tom Olszewski, entered by Melissa Gibson on 02.02.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
• Also includes crinoids stems and 1 pelecypod sp. indet.
Show authors, comments, and common names
unclassified | |
Stenolaemata | |
? Cheilotrypa sp. Ulrich 1884 | |
Rhynchonellata | |
Rhynchopora (cf. Rhynchopora) illinoisensis Worthen 1884 | |
"Stenocisma bisinuata" = Stenoscisma
"Stenocisma bisinuata" = Stenoscisma | |
Strophomenata | |
? Marginifera sp. Waagen 1884 | |
Anthozoa | |
Caninia sp. Michelin 1840 horn coral
Caninia (cf. C) arcuata horn coral |