Silica Formation Unit 5B: Givetian, Ohio
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polychaeta
- Sabellida
- Serpulidae
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Spirorbis arkonensis
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Spirorbis planum
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Cephalopoda
- Orthocerida
- Orthoceratidae
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"Orthoceras" sp.
Breynius 1832
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Cephalopoda
- Barrandeocerida
- Nephriticeratidae
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? Heracloceras ? inelegans
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? Nephriticeras sp.
Hyatt 1884
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Cephalopoda
- Oncocerida
- Acleistoceratidae
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? Acleistoceras sp.
Hyatt 1884
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Cephalopoda
- Nautilida
- Centroceratidae
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? Centroceras sp.
Hyatt 1884
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Gastropoda
- Euomphalina
- Platyceratidae
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Platyceras (Platyceras) bucculentum
Hall 1862
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Platyceras (Platyceras) rarispinum
(Hall 1859)
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Platyceras (Platyceras) carinatum
Hall 1862
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Platyostoma lineatum
Conrad 1842
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corrected as Platyostoma lineata | |||||||
Bivalvia
- Modiomorphida
- Modiomorphidae
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Modiomorpha concentrica
(Conrad 1838)
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Modiomorpha mytiloides
(Conrad 1841)
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Bivalvia
- Myalinida
- Ambonychiidae
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Lophonychia cordata
Stewart 1933
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Bivalvia
- Ostreida
- Pterineidae
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Cornellites flabellum
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Limoptera macroptera
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Craniata
- Craniida
- Craniidae
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Petrocrania hamiltonensis
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Rhynchonellata
- Rhynchonellida
- Leiorhynchidae
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? Leiorhynchus ? lucasi
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Rhynchonellata
- Spiriferida
- Mucrospiriferidae
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Mucrospirifer prolificus
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Rhynchonellata
- Spiriferida
- Spinocyrtiidae
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Spinocyrtia "euryteines"
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Rhynchonellata
- Atrypida
- Atrypidae
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Pseudoatrypa cf. devoniana
(Webster 1921)
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Atrypa "reticularus"
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Rhynchonellata
- Athyridida
- Athyrididae
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Athyris vittata
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Rhynchonellata
- Tropidoleptidae
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Tropidoleptus carinatus
(Conrad 1839)
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Rhynchonellata
- Spiriferinida
- Cyrtinidae
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Cyrtina "hamiltonensis"
(Hall 1857)
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Rhynchonellata
- Orthida
- Rhipidomellidae
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Rhipidomella vanuxemi
(Hall 1857)
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Rhynchonellata
- Orthida
- Schizophoriidae
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Schizophoria ferronensis
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Protoleptostrophia perplana
(Conrad 1839)
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Strophomenata
- Strophomenida
- Chonetidae
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Devonochonetes fragilis
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Devonochonetes coronatus
(Hall 1857)
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Strophomenata
- Strophomenida
- Strophodontidae
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Strophodonta "demissa"
(Conrad 1842)
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recombined as Strophodonta (Strophodonta) demissa | |||||||
Pholidostrophia nacrea
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Megastrophia concava
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Stenolaemata
- Trepostomata
- Heterotrypidae
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Leioclema alpenense
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Stenolaemata
- Cystoporata
- Botrylloporidae
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Botryllopora socialis
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Stenolaemata
- Cystoporata
- Fistuliporidae
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Fistulipora vesiculata
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Stenolaemata
- Cystoporida
- Sulcoreteporidae
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Sulcoretepora deissi
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Stenolaemata
- Trepostomida
- Atactotoechidae
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Anomalotoechus tuberatus
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Anomalotoechus sp.
Duncan 1939
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Leptotrypella ohioensis
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Stenolaemata
- Cryptostomata
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Intrapora irregularis
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Stenolaemata
- Cryptostomata
- Fenestellidae
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Reteporina striata
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Fenestrellina spp.
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Stenolaemata
- Cryptostomata
- Hyphasmoporidae
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Streblotrypa anomala
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? Streblotrypa ? hamiltonensis
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Anthozoa
- Cystiphyllida
- Cystiphyllidae
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Cystiphylloides americanum
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Anthozoa
- Stauriida
- Bethanyphyllidae
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Bethanyphyllum robustum
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Anthozoa
- Stauriida
- Eridophyllidae
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Cylindrophyllum delicatulum
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Anthozoa
- Stauriida
- Disphyllidae
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Billingsastraea longicarinata
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Hexagonaria anna
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Hexagonaria stewartae
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Hexagonaria tabulata
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Hexagonaria truncata
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Anthozoa
- Stauriida
- Amplexidae
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Heterophrentis simplex
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Anthozoa
- Favositida
- Pachyporidae
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Cladopora roemeri
(Billings 1860)
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Anthozoa
- Favositida
- Favositidae
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Emmonsia arbuscula
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Emmonsia radiciformis
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Favosites hamiltoniae
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Anthozoa
- Auloporida
- Aulocystidae
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Aulocystis auloporoidea
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Aulocystis flabellata
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Aulocystis jacksoni
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Anthozoa
- Auloporida
- Auloporidae
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Aulopora serpens
Goldfuss 1829
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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,blue argillaceous "limestone" |
Lithology description: Overall sequence: Bioclastic limestone; argillaceous limestone; shale. This unit: "limestone, massive, argillaceous, blue-gray, crystalline" | |
Environment: | marine indet. |
Taphonomy
Collection methods and comments
Reason for describing collection: | general faunal/floral analysis |
Metadata
Database number: | 38455 | ||
Authorizer: | M. Foote | Enterer: | M. Foote |
Modifier: | M. Foote | Research group: | marine invertebrate |
Created: | 2004-04-21 20:14:58 | Last modified: | 2006-09-13 14:01:03 |
Access level: | the public | Released: | 2004-04-21 20:14:58 |
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] |