Also known as AMNH locality 5495 Mapes loc.: Knoll at Curtis Ranch
Where: Jack County, Texas (33.2° N, 98.1° W: paleocoordinates 5.8° S, 32.4° W)
When: Finis Shale Member (Graham Formation), Virgilian (303.7 - 298.9 Ma)
Environment/lithology: marine; shale
•0.6-2.6 Black shale, platy, weathers to small shale chips, non-fossiliferous, some phosphate nodules, weathers dark gray.
•0.1-0.6 Gray shales, limonitic concretions weathers to a light gray.
Size classes: macrofossils, mesofossils
Collection methods: surface (float), surface (in situ)
Primary reference: W. Boston. 1988. The surficial geology, paleontology, and paleoecology of the Finis Shale (Pennsylvanian, Lower Virgilian) in Jack County, Texas. 293 [B. Seuss/B. Seuss/B. Seuss]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 217898: authorized by Barbara Seuss, entered by Barbara Seuss on 18.02.2021
Creative Commons license: CC BY (attribution)
Taxonomic list
•0.1-0.6 bivalves
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| Anthozoa | |
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| Strophomenata | |
"Retaria lasallensis" = Kutorginella lasallensis
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| Rhynchonellata | |
"Phricodothyris perplexa" = Condrathyris perplexa
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| Bivalvia | |
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| Cephalopoda | |
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| Gastropoda | |
"Bellerophon crassus" = Waagenella crassus, Knightites sp.
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"Trepospira depressa" = Trepospira illinoisensis
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