G-774.7 (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)

• number refers to elevation above sea level

• bed-level stratigraphic resolution

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

• yellowish 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,

• bulk sample consisting approximately of 100 pounds (45 kg) of unweathered, in situ mudrock 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 8633: authorized by Tom Olszewski, entered by Tom Olszewski on 12.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foraminifera
 Ammodiscoidea - Ammodiscidae
Tolypammina sp. Rhumbler 1895
256 specimens
Ammodiscus sp. Reuss 1862
3872 specimens
 Hormosinacea - Hormosinidae
Reophax sp. de Montfort 1808
768 specimens
 Astrorhizacea - Bathysiphonidae
Bathysiphon sp. Sars 1872
1152 specimens
 Nodosinellacea - Earlandinitidae
Earlandinita sp.
896 specimens
 Endothyroidea - Endothyridae
Endothyra sp.
128 specimens
Endothyranella sp.
3104 specimens
 Fusulinoidea - Fusulinidae
Fusulina sp. Schellwien 1898
48 specimens
Scyphozoa
 Conulariida - Conulariidae
Conularia cf. crustula jellyfish
1 specimens
unclassified
  -
Vertebrata indet. Lamarck 1801
fish: 32 specimens
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
1879 specimens
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
2646 specimens
Holothuroidea
 Aspidochirotida - Holothuriidae
Holothuria indet. Linnaeus 1767 sea cucumber
896 specimens
Asteroidea
  -
Asteroidea indet. de Blainville 1830 sea star
and Ophiuroidea: 736 specimens
Strophomenata
 Strophomenida - Chonetidae
"Mesolobus decipiens" = Mesolobus mesolobus decipiens, "Mesolobus euampygus" = Mesolobus mesolobus euampygus
"Mesolobus decipiens" = Mesolobus mesolobus decipiens Girty 1912
34 specimens
"Mesolobus euampygus" = Mesolobus mesolobus euampygus Girty 1912
41 specimens
Rhynchonellata
 Spiriferida - Ambocoeliidae
Crurithyris planoconvexa Shumard 1855
667 specimens
 Athyridida - Athyrididae
? Cleiothyridina sp. Buckman 1906
16 specimens
Lingulata
 Lingulida - Lingulidae
Lingula cf. carbonaria Shumard and Swallow 1858
32 specimens
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
ramose: 69 specimens
Gastropoda
 Bellerophontida - Euphemitidae
Euphemites carbonarius Cox 1857 snail
900 specimens
 Caenogastropoda - Meekospiridae
Girtyspira sp. Knight 1936 snail
96 specimens
Meekospira peracuta Meek and Worthen 1860 snail
484 specimens
 Murchisoniina - Soleniscidae
Ianthinopsis sp. Meek and Worthen 1866 snail
676 specimens
 Murchisoniina - Gosseletinidae
"Trepospira depressa" = Trepospira illinoisensis, "Glabrocingulum grayvillensis" = Glabrocingulum grayvillense
"Trepospira depressa" = Trepospira illinoisensis Worthen 1884 snail
2341 specimens
"Glabrocingulum grayvillensis" = Glabrocingulum grayvillense Norwood and Pratten 1855 snail
2325 specimens
Cephalopoda
 Goniatitida - Gastrioceratidae
Gastrioceras sp. Hyatt 1884 ammonite
259 specimens
 Pseudorthocerida - Pseudorthoceratidae
Pseudorthoceras sp. Girty 1912
19 specimens
Scaphopoda
 Dentaliida - Dentaliidae
Plagioglypta sp. Pilsbry 1898 tusk shell
1926 specimens
Bivalvia
 Carditida - Astartidae
Astartella cf. concentrica Conrad 1842 clam
32 specimens
 Nuculanida - Sareptidae
Paleyoldia glabra Beede and Rogers 1898 clam
3 specimens
 Nuculanida - Polidevciidae
Polidevcia bellistriata Stevens 1858 clam
46 specimens
 Nuculanida - Malletiidae
Anthraconeilo taffiana Girty 1912 clam
599 specimens
 Nuculida - Nuculidae
Nuculopsis wewokana, "Nuculopsis anodontoides" = Economolopsis anodontoides
Nuculopsis wewokana Girty 1915 nut clam
subgenus Palaeonucula: 1108 specimens
"Nuculopsis anodontoides" = Economolopsis anodontoides Meek 1871 nut clam
subgenus Palaeonucula: 1763 specimens
Ostracoda
 Podocopida - Bairdiidae
Bairdia sp. M'Coy 1844 ostracod
256 specimens
 Podocopida - Healdiidae
Healdia sp. Roundy 1926 ostracod
128 specimens
 Platycopida - Cavellinidae
Cavellina sp. Coryell 1928 ostracod
256 specimens
 Palaeocopida - Amphissitidae
Amphissites sp. Girty 1910 ostracod
483 specimens
Trilobita
 Proetida - Phillipsiidae
Ditomopyge sp. Newell 1931 trilobite
fragments: 32 specimens