TXV-89 (FS), near Jacksboro TX (Carboniferous of the United States)

Also known as AMNH locality 5543: Type Section Finis Shale (informal)

Where: Young County, Texas (33.1° N, 98.5° W: paleocoordinates 5.7° S, 32.7° W)

• coordinate estimated from map

When: Finis Shale Member (Graham Formation), Virgilian (303.7 - 298.9 Ma)

• However, the lower ammonoid bearing biofacies are not exposed.

Environment/lithology: marine; shale

• 0.0-3.5 Shale, weathers gray and chippy, Collected for for Rowlett et al. (1982)

•0.0 Road bed.

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 218000: authorized by Barbara Seuss, entered by Barbara Seuss on 18.02.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

• 0.0-3.5 crinoids, brachiopods corals, gastropods and nautiloids
unclassified
  -
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
spine (1), stems (10)
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
plates (3)
Strophomenata
 Orthotetida - Derbyiidae
 Productida - Productellidae
 Productida - Echinoconchidae
"Juresania nebrascensis" = Parajuresania nebrascensis
"Juresania nebrascensis" = Parajuresania nebrascensis Owen 1852
4 specimens
 Productida - Linoproductidae
Linoproductus cora d'Orbigny 1842
1 specimen
 Strophomenida - Rugosochonetidae
Neochonetes granulifer Owen 1852
1 specimen
Chonetinella plebia
4 specimens
Rhynchonellata
 Spiriferida - Trigonotretidae
Neospirifer dunbari King 1933
4 specimens
 Spiriferida - Spiriferellidae
 Spiriferida - Ambocoeliidae
Crurithyris planoconvexa Shumard 1855
1 specimen
Lingulata
 Lingulida - Discinidae
Orbiculoidea missouriensis Shumard 1858
1 specimen
Gastropoda
 Bellerophontida - Euphemitidae
Euphemites viattus snail
3 specimens
 Bellerophontida - Bellerophontidae
Knightites tenuillineata, "Bellerophon crassus" = Waagenella crassus, "Bellerophon tricarinatus" = Pharkidonotus percarinatus
Knightites tenuillineata snail
2 specimens
"Bellerophon crassus" = Waagenella crassus Meek and Worthen 1860 snail
3 specimens
"Bellerophon tricarinatus" = Pharkidonotus percarinatus Conrad 1842 snail
1 specimen
 Euomphalina - Euomphalidae
"Straparolus subrugosus" = Straparollus
"Straparolus subrugosus" = Straparollus snail
1 specimen
 Caenogastropoda - Orthonematidae
Orthonema salteri Meek and Worthen 1860 snail
1 specimen
 Caenogastropoda - Goniasmatidae
"Goniasma lasallensis" = Goniasma lasallense
"Goniasma lasallensis" = Goniasma lasallense Worthen 1890 snail
7 specimens
 Murchisoniina - Gosseletinidae
"Trepospira depressa" = Trepospira illinoisensis
"Trepospira depressa" = Trepospira illinoisensis Worthen 1884 snail
2 specimens
Cephalopoda
 Pseudorthocerida - Pseudorthoceratidae
Pseudorthoceras knoxense McChesney 1859
3 specimens
Scaphopoda
 Dentaliida - Prodentaliidae
"Dentalium semicostatum" = Prodentalium semicostatum
"Dentalium semicostatum" = Prodentalium semicostatum Girty 1912 tusk shell
1 specimen
Bivalvia
 Carditida - Astartidae
Astartella varica McChesney 1860 clam
1 specimen
Astartella concentrica clam
2 specimens