C-796.2 (Carboniferous of the United States)

Where: Hughes County, Oklahoma (35.0° N, 96.4° W: paleocoordinates 7.0° S, 32.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• bed number is feet above mean sea level

• bed-level stratigraphic resolution

Environment/lithology: delta front; poorly lithified, yellow, calcareous claystone

• yellowsh brown, platy to blocky, slightly calcareous claystone with yellowish brown to orange, soft ironstone nodules occurring both scattered throughout the unit and as discontinuous layers

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 of rock no more 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 8635: authorized by Tom Olszewski, entered by Tom Olszewski on 12.08.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foraminifera
 Ammodiscoidea - Ammodiscidae
Lituotuba sp. Rhumbler 1895
512 specimens
Ammodiscus sp. Reuss 1862
2816 specimens
 Hormosinacea - Hormosinidae
Reophax sp. de Montfort 1808
2528 specimens
 Astrorhizacea - Bathysiphonidae
Bathysiphon sp. Sars 1872
1280 specimens
 Lituolida - Lituolidae
Ammobaculites sp. Cushman 1910
4864 specimens
 Nodosinellacea - Earlandinitidae
Earlandinita sp.
1920 specimens
 Endothyroidea - Endothyridae
Endothyranella sp.
3328 specimens
Conodonta
 Ozarkodinida - Idiognathodontidae
Streptognathodus sp. conodont
128 specimens
unclassified
  -
Vertebrata sp. Lamarck 1801
fish debris: 160 specimens
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
1265 specimens
Holothuroidea
  -
Holothuroidea indet. de Blainville 1834 sea cucumber
1426 specimens
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
1744 specimens
Asteroidea
  -
Asteroidea indet. de Blainville 1830 sea star
and Ophiuroidea: 2130 specimens
Ostracoda
 Palaeocopida - Amphissitidae
Amphissites sp. Girty 1910 ostracod
256 specimens
 Palaeocopida - Youngiellidae
Moorites sp. ostracod
128 specimens
 Podocopida - Healdiidae
Healdia sp. Roundy 1926 ostracod
384 specimens
Scaphopoda
 Dentaliida - Dentaliidae
Plagioglypta sp. Pilsbry 1898 tusk shell
2576 specimens
Gastropoda
 Caenogastropoda - Meekospiridae
Meekospira peracuta Meek and Worthen 1860 snail
683 specimens
 Bellerophontida - Bellerophontidae
Bellerophon wewokanus Girty 1912 snail
128 specimens
 Bellerophontida - Euphemitidae
Euphemites carbonarius Cox 1857 snail
1219 specimens
 Murchisoniina - Soleniscidae
Ianthinopsis sp. Meek and Worthen 1866 snail
897 specimens
 Murchisoniina - Gosseletinidae
"Glabrocingulum grayvillensis" = Glabrocingulum grayvillense, "Trepospira depressa" = Trepospira illinoisensis
"Glabrocingulum grayvillensis" = Glabrocingulum grayvillense Norwood and Pratten 1855 snail
3171 specimens
"Trepospira depressa" = Trepospira illinoisensis Worthen 1884 snail
3040 specimens
 Murchisoniina - Phymatopleuridae
Worthenia cf. tabulata Conrad 1835 snail
1 specimens
Cephalopoda
 Pseudorthocerida - Pseudorthoceratidae
"Pseudorthoceras sp." = Pseudorthoceras, "Mooreoceras sp." = Pseudorthoceras
"Pseudorthoceras sp." = Pseudorthoceras Girty 1912
4 specimens
"Mooreoceras sp." = Pseudorthoceras Girty 1912
1 specimens
 Goniatitida - Gastrioceratidae
Gastrioceras sp. Hyatt 1884 ammonite
1217 specimens
Bivalvia
 Nuculida - Nuculidae
Nuculopsis wewokana, "Nuculopsis anodontoides" = Economolopsis anodontoides
Nuculopsis wewokana Girty 1915 nut clam
subgenus Palaeonucula: 2070 specimens
"Nuculopsis anodontoides" = Economolopsis anodontoides Meek 1871 nut clam
subgenus Palaeonucula: 304 specimens
 Nuculanida - Malletiidae
Anthraconeilo taffiana Girty 1912 clam
1032 specimens
 Nuculanida - Polidevciidae
Polidevcia bellistriata Stevens 1858 clam
256 specimens
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
encrusting: 16 specimens
Lingulata
 Lingulida - Lingulidae
Lingula cf. carbonaria Shumard and Swallow 1858
416 specimens
Strophomenata
 Strophomenida - Chonetidae
"Mesolobus decipiens" = Mesolobus mesolobus decipiens
"Mesolobus decipiens" = Mesolobus mesolobus decipiens Girty 1912
289 specimens
Rhynchonellata
 Spiriferida - Ambocoeliidae
Crurithyris planoconvexa Shumard 1855
342 specimens
Scyphozoa
 Conulariida - Conulariidae
Conularia cf. crustula White 1880 jellyfish
1 specimens
unclassified
  -
Porifera indet. Grant 1836
spicules: 128 specimens [originally entered as "Sponge indet."]