Also known as AMNH locality 5508 Mapes Loc.: Ramsey Ranch (Barn)
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
•1.5-2.5 Light gray shale, weathered brown to tan with limonite.
•0.5-1.5 Gray shale weathers brown-tan with limonitic concretions.
•0.0-0.5 Dysaerobic shale, dark gray p1aty, weathers to a light gray, with phosphatic nodules on lower slope
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 217903: authorized by Barbara Seuss, entered by Barbara Seuss on 18.02.2021
Creative Commons license: CC BY (attribution)
Taxonomic list
•1.5-2.5 corals.
•0.5-1.5 gastropods, ammonoids and brachiopods.
•0.0-0.5 ammonoids, and brachiopods.
| unclassified | |
| Crinoidea | |
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| Cephalopoda | |
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Liroceras liratum3 Girty 1912
Peripetoceras bridgeportense3 Tucker and Mapes 1978 | |
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"Marathonites ganti" = Cardiella ganti
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| Gastropoda | |
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Glabrocingulum gravillense, "Trepospira depressa" = Trepospira illinoisensis
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"Ianthinopsis brevis" = Strobeus brevis
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| Anthozoa | |
Lophophyllidium linosum, "Lophophyllidium spinosum" = Lophophyllidium (Lophophyllidium) absitum
"Lophophyllidium spinosum" = Lophophyllidium (Lophophyllidium) absitum Jeffords 1947 horn coral 1 specimen
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