Shumway Cyclothem, Mattoon Fm., Unit 8 (Carboniferous of the United States)

Where: Effingham County, Illinois (39.1° N, 88.6° W: paleocoordinates 4.5° S, 22.8° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Black Shale Member (Mattoon Formation), Virgilian (303.7 - 298.9 Ma)

• Unit 8, 85-140 cm thick

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, black shale

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 49832: authorized by Wolfgang Kiessling, entered by Sabine Nürnberg on 28.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foraminifera
 Foraminiferida -
"Foraminiferida indet." = Foraminifera
"Foraminiferida indet." = Foraminifera Eichwald 1830 foram
calcareous and encrusting
unclassified
  -
Pelmatozoa indet. Leuckart 1848
columnals
Conodonta
  -
unclassified
  -
Vertebrata indet. Lamarck 1801
fish scales
Bivalvia
 Nuculanida - Nuculanidae
Nuculanidae indet. Adams and Adams 1858 pointed nut clam
 Pectinida - Euchondriidae
Euchondria levicula Newell 1938 scallop
 Pectinida - Entoliidae
Pernopecten ? attenuatus Herrick 1887 scallop
Lingulata
 Lingulida -
Lingulida indet. Waagen 1885
 Lingulida - Discinidae
 Lingulida - Lingulidae
? Lingula carbonaria Shumard and Swallow 1858
 Lingulida - Obolidae
Rhynchonellata
 Spiriferida - Ambocoeliidae
Strophomenata
 Productida - Linoproductidae
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod