Shumway Cyclothem, Mattoon Fm., Unit 10 (Carboniferous of the United States)

Where: Effingham County, Illinois (39.1° N, 88.6° W: paleocoordinates 4.5° S, 22.7° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Idiognathodus simulator conodont zone, Shumway Limestone Member (Mattoon Formation), Virgilian (303.7 - 298.9 Ma)

• Unit 10, 24-62 cm thick

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, fine-grained, gray limestone

Size classes: macrofossils, microfossils

Primary reference: M. H. Scheihing and R. L. Langenheim, Jr. 1980. Brachiopods of the suborder Strophomenidina from the Shumway Cyclothem, Mattoon Formation, Virgilian of Illinois. Journal of Paleontology 54(5):1017-1034 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49830: authorized by Wolfgang Kiessling, entered by Sabine Nürnberg on 28.04.2005, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Anthozoa
 Stauriida - Lophophyllidae
Lophophyllidium proliferum McChesney 1860 horn coral
unclassified
  -
Pelmatozoa indet. Leuckart 1848
columnals
Echinoidea
  - Archaeocidaridae
? Archaeocidaris sp. M'Coy 1844 sea urchin
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
fenestellid
Rhynchonellata
 Athyridida - Athyrididae
Composita argentea Shepard 1838
 Rhynchonellida - Wellerellidae
Wellerella tetrahedra Dunbar and Condra 1932
 Spiriferida - Trigonotretidae
Neospirifer dunbari King 1933
subsp. dunbari and gibbosus
 Spiriferida - Ambocoeliidae
 Spiriferida - Elythidae
"Phricodothyris perplexa" = Condrathyris perplexa
"Phricodothyris perplexa" = Condrathyris perplexa McChesney 1859
Strophomenata
 Productida - Echinoconchidae
"Juresania nebrascensis" = Parajuresania nebrascensis Owen 1852
 Productida - Linoproductidae
 Productida - Paucispiniferidae
 Productida - Productellidae
"Antiquatonia cf. portlockiana" = Antiquatonia portlockianus, Kutorginella lasallensis
"Antiquatonia cf. portlockiana" = Antiquatonia portlockianus Norwood and Pratten 1855
 Strophomenida - Rugosochonetidae
 Orthotetida - Derbyiidae
"Derbya ? crassa" = Derbyia crassa
"Derbya ? crassa" = Derbyia crassa Meek and Hayden 1858
Cephalopoda
 Pseudorthocerida - Pseudorthoceratidae
"Pseudorthoceras knoxense" = Pseudorthoceras knoxense, "Mooreoceras ? normale" = Pseudorthoceras knoxense
"Pseudorthoceras knoxense" = Pseudorthoceras knoxense McChesney 1859
"Mooreoceras ? normale" = Pseudorthoceras knoxense McChesney 1859
 Nautilida - Tainoceratidae
Gastropoda
 Murchisoniina - Gosseletinidae
? Glabrocingulum sp. Thomas 1940 snail
 Murchisoniina - Soleniscidae
"Ianthinopsis ? paludinaeformis" = Strobeus paludinaeformis, ? Ianthinopsis sp.
"Ianthinopsis ? paludinaeformis" = Strobeus paludinaeformis Hall 1858 snail
? Ianthinopsis sp. Meek and Worthen 1866 snail
 Euomphalina - Euomphalidae
"Straparolus (Amphiscapha) subrugosus" = Amphiscapha subrugosa
"Straparolus (Amphiscapha) subrugosus" = Amphiscapha subrugosa Meek and Worthen 1873 snail
 Bellerophontida - Euphemitidae
Euphemites carbonarius Cox 1857 snail
Bivalvia
 Mytilida - Mytilidae
? Promytilus annosus Newell 1942 mussel
subsp. annosus
? Lithophaga subelliptica Sayre 1931 mussel
Volsellina subelliptica Meek 1867 mussel
 Pectinida - Entoliidae
Pernopecten ohioensis Newell 1938 scallop
 Pectinida - Limidae
"Lima retifera" = Palaeolima retifera
"Lima retifera" = Palaeolima retifera Shumard and Swallow 1858 file clam
 Pectinida - Streblochondriidae
Streblochondria sp. Newell 1938 scallop
Trilobita
 Proetida - Phillipsiidae
Ditomopyge scitula Meek and Worthen 1865 trilobite
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod
Foraminifera
 Foraminiferida -
"Foraminiferida indet." = Foraminifera
"Foraminiferida indet." = Foraminifera Eichwald 1830 foram
calcareous and encrusting