Silica Shale, Unit A South: Givetian, Indiana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa
- Favositida
- Pachyporidae
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Trachypora alpenensis
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1 individual | |||||||||
synonym of Thamnoptychia | ||||||||||
Anthozoa
- Auloporida
- Syringoporidae
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Syringopora perelegans
Billings 1859
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1 individual | |||||||||
Anthozoa
- Auloporida
- Aulocystidae
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Aulocystis jacksoni
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1 individual | |||||||||
Anthozoa
- Auloporida
- Auloporidae
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Aulopora microbuccinata
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30 individuals | |||||||||
Anthozoa
- Rugosa
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Rugosa indet.
Milne-Edwards and Haime 1850
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54 individuals | |||||||||
Anthozoa
- Cystiphyllida
- Cystiphyllidae
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Cystiphylloides americanum
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1 individual | |||||||||
Anthozoa
- Stauriida
- Amplexidae
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Heterophrentis simplex
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1 individual | |||||||||
unclassified
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Porifera indet.
Grant 1836
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Crinoidea
- Calceocrinida
- Calceocrinidae
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Cunctocrinus fortunatus
Kesling and Sigler 1969
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1 individual | |||||||||
Tentaculitida
- Tentaculitidae
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Tentaculites sp.
von Schlotheim 1820
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1 individual | |||||||||
Stenolaemata
- Cystoporata
- Fistuliporidae
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Fistulipora sp.
McCoy 1850
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15 individuals | |||||||||
Stenolaemata
- Cryptostomata
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Intrapora irregularis
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1 individual | |||||||||
Stenolaemata
- Cyclostomata
- Hederellidae
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Hederella delicatula
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1 individual | |||||||||
Stenolaemata
- Trepostomata
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Trepostomata indet.
Ulrich 1882
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11 individuals | |||||||||
Stenolaemata
- Trepostomida
- Atactotoechidae
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Leptotrypella ohioensis
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1 individual | |||||||||
Rhynchonellata
- Spiriferida
- Mucrospiriferidae
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Mucrospirifer sp.
Grabau 1931
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6 individuals | |||||||||
Rhynchonellata
- Spiriferida
- Spinocyrtiidae
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Spinocyrtia euryteines
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3 individuals | |||||||||
Rhynchonellata
- Atrypida
- Atrypidae
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Pseudoatrypa sp.
Copper 1973
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1 individual | |||||||||
Rhynchonellata
- Terebratulida
- Rhipidiothyrididae
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Rhipidothyris sp.
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2 individuals | |||||||||
Rhynchonellata
- Spiriferinida
- Cyrtinidae
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Cyrtina hamiltonensis
(Hall 1857)
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3 individuals | |||||||||
Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Cupularostrum sp.
Sartenaer 1961
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4 individuals | |||||||||
Strophomenata
- Strophomenida
- Chonetidae
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Devonochonetes sp.
Muir-Wood 1962
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1 individual | |||||||||
Devonochonetes scitulus
(Hall 1857)
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2 individuals | |||||||||
Strophomenata
- Strophomenida
- Strophodontidae
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Strophodonta sp.
(Hall 1852)
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22 individuals | |||||||||
corrected as Strophomena (Strophodonta) | ||||||||||
Strophodonta erratica
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6 individuals | |||||||||
corrected as Strophomena (Strophodonta) | ||||||||||
Strophodonta extenuata
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6 individuals | |||||||||
corrected as Strophomena (Strophodonta) | ||||||||||
Strophodonta fissicosta
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8 individuals | |||||||||
corrected as Strophomena (Strophodonta) | ||||||||||
Strophodonta demissa
(Conrad 1842)
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5 individuals | |||||||||
recombined as Strophodonta (Strophodonta) demissa | ||||||||||
Craniata
- Craniopsida
- Craniopsidae
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Craniops hamiltoniae
(Hall 1867)
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64 individuals | |||||||||
Polychaeta
- Sabellida
- Serpulidae
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Spirorbis sp.
Daudin 1800
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13 individuals | |||||||||
Tentaculita
- Styliolinida
- Styliolinidae
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Styliolina sp.
Karpinsky 1884
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1 individual | |||||||||
Gastropoda
- Euomphalina
- Platyceratidae
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Platyceras sp.
Conrad 1840
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2 individuals | |||||||||
Trilobita
- Phacopida
- Phacopidae
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Phacops rana
(Green 1832)
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2 individuals | |||||||||
recombined as Eldredgeops rana | ||||||||||
unclassified
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Vermiformichnus sp.
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9 %-specimens | |||||||||
= Vermiforichnus sp.
Cameron 1969
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Häntzschel 1975 | |||||||||
Perceived spelling error | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Indiana |
Coordinates: | 41.1° North, 84.9° West (view map) | ||
Paleocoordinates: | 36.6° South, 32.2° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | outcrop |
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 |
Lithology and environment
Primary lithology: | lithified mudstone | ||
Secondary lithology: | lithified packstone | ||
Includes fossils? | Y | ||
Includes fossils? | Y | ||
Environment: | offshore shelf | Tectonic setting: | cratonic basin |
Taphonomy
Modes of preservation: | body,original calcite |
Size of fossils: | macrofossils |
Articulated whole bodies: | some |
Associated major elements: | some |
Temporal resolution: | time-averaged |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection excludes: | difficult macrofossils |
Collection methods: | bulk,field collection |
Reason for describing collection: | paleoecologic analysis |
Metadata
Database number: | 66054 | ||
Authorizer: | S. Peters, P. Novack-Gottshall | Enterer: | S. Peters, P. Novack-Gottshall |
Modifier: | M. Carrano | Research group: | marine invertebrate |
Created: | 2006-09-27 07:47:40 | Last modified: | 2022-12-02 09:41:32 |
Access level: | the public | Released: | 2006-09-27 07:47:40 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
15023. | L. A. Wiedman. 1985. Community paleoecological study of the Silica Shale equivalent of northeastern Indiana. Journal of Paleontology 59(1):160-182 [S. Peters/S. Peters/S. Peters] |
Secondary references:
27440 | W. Häntzschel. 1975. Trace Fossils and Problematica (2nd edition). Teichert, C. (ed.) Treatise on Invertebrate Paleontology, part W. Miscellanea, supplement 1 W [P. Novack-Gottshall/P. Novack-Gottshall/P. Novack-Gottshall] |