FI 3 Brachiopods C&E IA: Givetian, Iowa

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Spiriferida - Mucrospiriferidae
Tylothyris inultilis
Tylothyris subattenuatta
Tylothyris subvaricosa
Rhynchonellata - Spiriferida - Elythidae
Elita minor
Rhynchonellata - Spiriferida - Spinocyrtiidae
Orthospirifer iowensis
Rhynchonellata - Athyridida - Athyrididae
Athyris zonulata
Athyris vittata
Rhynchonellata - Atrypida - Atrypidae
Spinatrypa mascula
Spinatrypa occidentalis
Pseudoatrypa bremerensis
Seratrypa rusica
spelled with current rank as Desquamatia (Seratrypa)
Independatrypa independensis
spelled with current rank as Desquamatia (Independatrypa)
Rhynchonellata - Orthida - Schizophoriidae
Schizophoria meeki Fenton and Fenton 1928
synonym of Schizophoria (Schizophoria) macfarlanii
Rhynchonellata - Terebratulida - Cranaenidae
Cranaena thomasi
Rhynchonellata - Pentamerida - Clorindidae
Pentamerella multicostella
Rhynchonellata - Pentamerida - Gypidulidae
Gypidula comis Hall and Clarke 1894
replaced by Gypidula cornuta
Rhynchonellata - Rhynchonellida - Hypothyridinidae
Hypothyridina intermedia
Strophomenata - Productida - Productellidae
Productella belanskii Stainbrook 1943
Strophomenata - Strophomenida - Chonetidae
Devonochonetes calivini
Strophomenata - Strophomenida - Strophodontidae
Strophodonta subdemissa
corrected as Strophomena (Strophodonta)
Strophodonta costata
corrected as Strophomena (Strophodonta)
Strophodonta solonensis
corrected as Strophomena (Strophodonta)
Pholidostrophia iowensis
Strophomenata - Orthotetida - Areostrophiidae
Floweria orthoplicata
Schuchertella iowensis Stainbrook 1943
recombined as Floweria iowensis
Lingulata - Discinida - Disciniidae
Lingulodiscina marginalis
Craniata - Craniida - Craniidae
Petrocrania familica
Philhedra sheldoni
see common names

Geography
Country:United States State/province:Iowa
Coordinates: 42.4° North, 92.4° West (view map)
Paleocoordinates:33.0° South, 37.6° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Devonian Epoch:Middle Devonian
Stage:Givetian 10 m.y. bin:Devonian 3
Key time interval:Givetian Conodont zone: middle Polygnathus varcus
Age range of interval:387.70000 - 382.70000 m.y. ago
Stratigraphy
Geological group:Cedar Valley Formation:Little Cedar Member:Solon
Stratigraphic resolution:member
Stratigraphy comments: PJW: Ellwood & Day (2006) note is the middle varcus part of the Little Cedar is the Solon member.
Lithology and environment
Primary lithology: not reported
Environment:marine indet. Tectonic setting:cratonic basin
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:93842
Authorizer:A. Miller Enterer:J. Zambito
Modifier:P. Wagner Research group:marine invertebrate
Created:2010-02-04 18:39:47 Last modified:2023-08-27 16:12:12
Access level:the public Released:2010-02-04 18:39:47
Creative Commons license:CC BY
Reference information

Primary reference:
31909. 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]