FI 6 Brachiopods C&E IA (Devonian of the United States)

Where: Iowa (42.4° N, 92.4° W: paleocoordinates 33.0° S, 37.6° W)

• coordinate estimated from map

• local area-level geographic resolution

When: hermanni conodont zone, Little Cedar Formation (Cedar Valley Group), Givetian (387.7 - 382.7 Ma)

• group-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: J. Day. 1996. Faunal signatures of Middle-Upper Devonian depositional sequences and sea level fluctuations in the Iowa Basin: US Midcontinent. Paleozoic Sequence Stratigraphy: Views from the North America Craton: Boulder, Colorado, Geological Society of America Special Paper 306 306:277-300 [A. Miller/J. Zambito/J. Zambito]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 93845: authorized by Arnold Miller, entered by Jay Zambito on 04.02.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Lingulata
 Lingulida - Discinidae
Strophomenata
 Strophomenida - Chonetidae
 Strophomenida - Strophodontidae
Pholidostrophia iowensis, "Strophodonta parva" = Strophomena (Strophodonta), "Strophodonta quadratella" = Strophomena (Strophodonta), "Strophodonta cedarensis" = Strophomena (Strophodonta), "Strophodonta linderi" = Strophomena (Strophodonta), "Strophodonta littletonensis" = Strophomena (Strophodonta)
"Strophodonta parva" = Strophomena (Strophodonta)
"Strophodonta quadratella" = Strophomena (Strophodonta)
"Strophodonta cedarensis" = Strophomena (Strophodonta)
"Strophodonta linderi" = Strophomena (Strophodonta)
"Strophodonta littletonensis" = Strophomena (Strophodonta)
 Strophomenida - Leptostrophiidae
 Orthotetida - Areostrophiidae
"Schuchertella iowensis" = Floweria iowensis
"Schuchertella iowensis" = Floweria iowensis Stainbrook 1943
 Productida - Productellidae
Rhynchonellata
 Pentamerida - Clorindidae
 Rhynchonellida - Trigonirhynchiidae
 Orthida - Schizophoriidae
 Spiriferinida - Cyrtinidae
 Spiriferida - Mucrospiriferidae
 Spiriferida - Spinocyrtiidae
 Athyridida - Athyrididae
 Atrypida - Atrypidae
Spinatrypa bellula, "Seratrypa brandonensis" = Desquamatia (Seratrypa), "Independatrypa independensis" = Desquamatia (Independatrypa), Pseudoatrypa bentonensis, Pseudoatrypa blackhawkensis, "Neatrypa brandonensis" = Devonatrypa, "Neatrypa trowbridgei" = Devonatrypa, "Neatrypa waterlooensis" = Devonatrypa
"Seratrypa brandonensis" = Desquamatia (Seratrypa)
"Independatrypa independensis" = Desquamatia (Independatrypa)
"Neatrypa brandonensis" = Devonatrypa
"Neatrypa trowbridgei" = Devonatrypa
"Neatrypa waterlooensis" = Devonatrypa
 Terebratulida - Cranaenidae