G-825.0 (Carboniferous of the United States)

Where: Hughes County, Oklahoma (35.0° N, 96.4° W: paleocoordinates 7.0° S, 32.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Wewoka Formation, Desmoinesian (312.8 - 306.0 Ma)

• bed number is elevation above sea level

• bed-level stratigraphic resolution

Environment/lithology: delta plain; poorly lithified, gray, calcareous claystone

• platy to blocky, olive gray to faint bluish gray calcareous claystone

Size classes: macrofossils, mesofossils, microfossils

Collection methods: bulk, mechanical, sieve,

• single bulk sample consisting of approximately 100 pounds (45 kg) of unweathered, in situ mudrock collected from a layer nomore than 5 cm thick- NOTE: abundances appear to be based on inconsistent counting criteria, moved to comments fields by JA 1.9.06

Primary reference: R. R. West. 1970. Marine Communities of a Portion of the Wewoka Formation (Pennsylvanian) in Hughes County, Oklahoma. 1-301 [T. Olszewski/T. Olszewski/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 8651: authorized by Tom Olszewski, entered by Tom Olszewski on 13.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Productoids indet.
fragments: 2772 specimens
Pseodorthoceras sp.
16 specimens
Foraminifera
 Ammodiscoidea - Ammodiscidae
Ammodiscus sp. Reuss 1862
3840 specimens
Tolypammina sp. Rhumbler 1895
45 specimens
Lituotuba sp. Rhumbler 1895
640 specimens
 Astrorhizacea - Bathysiphonidae
Bathysiphon sp. Sars 1872
5760 specimens
 Hormosinacea - Hormosinidae
Reophax sp. de Montfort 1808
1152 specimens
 Nodosinellacea - Earlandinitidae
Earlandinita sp.
1792 specimens
 Lituolida - Lituolidae
Ammobaculites sp. Cushman 1910
15936 specimens
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
10892 specimens
Asteroidea
  -
Asteroidea indet. de Blainville 1830 sea star
and Ophiuroidea: 1397 specimens
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
2080 specimens
Ostracoda
 Podocopida - Bairdiidae
Bairdia sp. M'Coy 1844 ostracod
2656 specimens
 Podocopida - Healdiidae
Healdia sp. Roundy 1926 ostracod
384 specimens
Gastropoda
 Bellerophontida - Euphemitidae
Euphemites carbonarius Cox 1857 snail
32 specimens
Bivalvia
 Nuculida - Nuculidae
Nuculopsis wewokana Girty 1915 nut clam
subgenus Palaeonucula: 1 specimens
Scaphopoda
 Dentaliida - Dentaliidae
Plagioglypta sp. Pilsbry 1898 tusk shell
32 specimens
Rhynchonellata
 Athyridida - Athyrididae
Cleiothyridina orbicularis McChesney 1859
16 specimens
 Spiriferida - Ambocoeliidae
Crurithyris planoconvexa Shumard 1855
100 specimens
Strophomenata
 Strophomenida - Chonetidae
"Mesolobus euampygus" = Mesolobus mesolobus euampygus, "Mesolobus decipiens" = Mesolobus mesolobus decipiens
"Mesolobus euampygus" = Mesolobus mesolobus euampygus Girty 1912
129 specimens
"Mesolobus decipiens" = Mesolobus mesolobus decipiens Girty 1912
87 specimens
Lingulata
 Lingulida - Lingulidae
Lingula cf. carbonaria Shumard and Swallow 1858
128 specimens