Silica Formation Unit 11: Givetian, Ohio

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Auloporida - Aulocystidae
Aulocystis flabellata
Anthozoa - Auloporida - Auloporidae
Planalveolitella parasitica
Trilobita - Phacopida - Phacopidae
Phacops rana (Green 1832)
recombined as Eldredgeops rana
Malacostraca - Archaeostraca
Echinocaris punctata
Rhinocaris ehlersi
Lingulata
Lingulata indet. Gorjansky and Popov 1985
Strophomenata - Strophomenida - Chonetidae
Devonochonetes fragilis
Devonochonetes coronatus (Hall 1857)
? Devonochonetes scitulus (Hall 1857)
Rhynchonellata - Spiriferida - Mucrospiriferidae
Mucrospirifer prolificus
Rhynchonellata - Spiriferida - Hysterolitidae
Paraspirifer bownockeri
Rhynchonellata - Spiriferinida - Cyrtinidae
Cyrtina "hamiltonensis" (Hall 1857)
Stenolaemata - Trepostomida - Atactotoechidae
Leptotrypella ohioensis
Stenolaemata - Cystoporida - Sulcoreteporidae
Sulcoretepora deissi
Sulcoretepora incisurata
Stenolaemata - Cryptostomata - Arthrostylidae
Helopora inexpectata
Stenolaemata - Cryptostomata - Hyphasmoporidae
Streblotrypa anomala
Stenolaemata - Cyclostomata - Hederellidae
Hederella alpenensis
Hederella cirrhosa
Stenolaemata - Cyclostomata - Reptariidae
Reptaria stolonifera Rolle 1851
Tentaculitida - Tentaculitidae
Tentaculites bellulus Hall 1876
Tentaculita - Styliolinida - Styliolinidae
Styliolina fissurella (Hall 1879)
Bivalvia - Ostreida - Pterineidae
Actinodesma erectum
Leptodesma (Leiopteria) ausablensis
Ptychopteria (Actinopteria) boydi (Conrad 1842)
Cornellites flabellum
Bivalvia - Pectinida - Pterinopectinidae
Pterinopecten (Pterinopecten) undosus
Lyriopecten mitchelli
Pseudaviculopecten scabridus
Pseudaviculopecten fasciculatus (Hall 1883)
Bivalvia - Solenida - Orthonotidae
Orthonota undulata Conrad 1841
Bivalvia - Modiomorphida - Modiomorphidae
Glossites subtenuis
Modiomorpha concentricum
Bivalvia - Lucinida - Mactromyidae
Paracyclas lirata
Gastropoda - Euomphalina - Platyceratidae
Platyceras (Platyostoma) cf. lineatum (Conrad 1842)
corrected as Platyostoma lineata
Crinoidea - Taxocrinida - Taxocrinidae
Eutaxocrinus wideneri
Crinoidea - Poteriocrinidae
? Logocrinus ? brandoni
Crinoidea - Monobathrida - Hexacrinitidae
Arthroacantha carpenteri
Crinoidea - Diplobathrida - Rhodocrinitidae
Gilbertsocrinus ohioensis
Gilbertsocrinus alpenensis Ehlers 1925
Blastoidea - Pentremitida - Hyperoblastidae
Hyperoblastus reimanni
Stenuroidea
Antiquaster magrumi Kesling 1971
see common names

Geography
Country:United States State/province:Ohio
Coordinates: 41.7° North, 83.7° West (view map)
Paleocoordinates:36.4° South, 31.0° West
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Devonian Epoch:Middle Devonian
Stage:Givetian 10 m.y. bin:Devonian 3
Key time interval:Givetian
Age range of interval:387.70000 - 382.70000 m.y. ago
Stratigraphy
Formation:Silica
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:gray calcareous "shale"
Lithology description: Overall sequence: Bioclastic limestone; argillaceous limestone; shale. This unit: "shale, calcareous, gray, many marcasite concretions, weathering into angular fragments"
Environment:marine indet.
Taphonomy
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:38462
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2004-04-21 20:35:53 Last modified:2006-09-13 14:01:03
Access level:the public Released:2004-04-21 20:35:53
Creative Commons license:CC BY
Reference information

Primary reference:

10310. R. V. Kesling and R. B. Chilman. 1975. Strata and megafossils of the Middle Devonian Silica Formation. University of Michigan Papers on Paleontology 8:1-408 [M. Foote/M. Foote/M. Foote]