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 | |
Strophomenata | |
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) | |
"Schuchertella iowensis" = Floweria iowensis
"Schuchertella iowensis" = Floweria iowensis Stainbrook 1943 | |
Rhynchonellata | |
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 | |