Also known as AMNH locality 5538 Mapes loc.: BBTXV-106-Finis Sh
Where: Jack County, Texas (33.2° N, 98.2° W: paleocoordinates 5.7° S, 32.5° W)
When: Finis Shale Member (Graham Formation), Virgilian (303.7 - 298.9 Ma)
Environment/lithology: marine; shale
•2.5-3.0 Sandy gray shale, weathers yellow-brown no limonitic concretions, yields calcitic nodules.
•1.0-2.5 Gray shales with less abundant limonitic concretions, weathers tan brown
•0.0-1.0 Dark gray shales that weather to a light gray with abundant limonite concretions and abundant phosphate nodules at base.
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 217992: authorized by Barbara Seuss, entered by Barbara Seuss on 18.02.2021
Creative Commons license: CC BY (attribution)
Taxonomic list
•2.5-3.0 brachiopods and crinoids
•1.0-2.5 gastropods, ammonoids, corals, bivalves, and brachiopods
•0.0-1.0 gastropods, ammonoids, nautiloids, brachiopods
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Perpetoceras bridgeportense, "Merceras" sp., Bradyphyllidum ? sp., Ammonoidea indet., Nautiloidea indet.
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| Anthozoa | |
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Anthozoa indet. Ehrenberg 1834 | |
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Lophophyllidium linosum, "Lophophyllidium spinosum" = Lophophyllidium (Lophophyllidium) absitum
"Lophophyllidium spinosum" = Lophophyllidium (Lophophyllidium) absitum Jeffords 1947 horn coral 10 specimens
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| Crinoidea | |
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| Strophomenata | |
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| Rhynchonellata | |
"Phricodothyris perplexa" = Condrathyris perplexa
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"Punctospirifer kentuckyensis" = Punctospirifer kentuckensis
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| Gastropoda | |
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"Knightites montfortianus" = Cymatospira montfortianus, "Bellerophon tricarinatus" = Pharkidonotus percarinatus
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"Straparolus subrugosus" = Straparollus
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Ianthinopsis paulideformis, "Ianthinopsis brevis" = Strobeus brevis
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"Trepospira depressa" = Trepospira illinoisensis, Glabrocingulum gravillense
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"Gonioloboceras goniolobum" = Gonioloboceras goniolobus
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| Bivalvia | |
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