FI 4 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: upper varcus 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 93843: authorized by Arnold Miller, entered by Jay Zambito on 04.02.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Productellidae
 Productida - Chonetidae
 Orthotetida - Schuchertellidae
 Strophomenida - Strophodontidae
"Strophodonta solonensis" = Strophomena (Strophodonta), "Strophodonta reticulata" = Strophomena (Strophodonta), Pholidostrophia iowensis
"Strophodonta solonensis" = Strophomena (Strophodonta)
"Strophodonta reticulata" = Strophomena (Strophodonta)
 Athyridida - Meristellidae
 Athyridida - Athyrididae
 Terebratulida - Cranaenidae
 Terebratulida - Stringocephalidae
"Rensselandia cordiforme" = Newberria, "Rensselandia johanni" = Newberria
"Rensselandia cordiforme" = Newberria
"Rensselandia johanni" = Newberria
 Spiriferinida - Cyrtinidae
 Spiriferida - Spinocyrtiidae
 Spiriferida - Ambocoeliidae
 Spiriferida - Mucrospiriferidae
 Pentamerida - Gypidulidae
"Gypidula comis" = Gypidula cornuta Fenton and Fenton 1924
 Pentamerida - Clorindidae
 Atrypida - Atrypidae
 Rhynchonellida - Hypothyridinidae
 Rhynchonellida - Stenoscismatidae
 Lingulida - Disciniidae
 Craniida - Craniidae