Upper section, Osgood Shale Formation; Southeastern Materials Corporation quarry: Silurian, Indiana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Corynexochida - Illaenidae
Bumastus ioxus (Hall 1868)
Trilobita - Phacopida - Dalmanitidae
Dalmanites limulurus
Trilobita - Phacopida - Calymenidae
Calymene celebra Raymond 1916
Strophomenata - Strophomenida - Sowerbyellidae
Plectodonta elegantula
Plectodonta transversalis (Wahlenberg 1818)
recombined as Eoplectodonta (Eoplectodonta) transversalis
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena rhomboidalis (Wahlenberg 1818)
recombined as Leptaena (Leptaena) rhomboidalis
Strophomenata - Strophomenida - Strophodontidae
Protomegastrophia profunda (Hall 1852)
recombined as Brachyprion (Protomegastrophia) profunda
Chileata - Dictyonellida - Eichwaldiidae
Dictyonella cf. coralifera (Hall 1852)
recombined as Eodictyonella coralifera
Originally D. cf. corallifera; assumed spelling error
Rhynchonellata - Athyridida - Meristellidae
Whitfieldella intermedia
Whitfieldella nitida (Hall 1843)
Meristina rectirostris
Rhynchonellata - Athyridida - Nucleospiridae
Nucleospira pisiformis
Rhynchonellata - Spiriferida - Cyrtiidae
Cyrtia exporrecta (Wahlenberg 1818)
recombined as Cyrtia exporrectus
Eospirifer eudora
Eospirifer foggi
Eospirifer niagarensis
Eospirifer radiatus (Sowerby 1834)
Rhynchonellata - Spiriferida - Delthyrididae
Howellella crispus
Rhynchonellata - Pentamerida - Pentameridae
Barrandella fornicata
spelled with current rank as Pentamerus (Barrandella)
Rhynchonellata - Atrypida - Atrypidae
Atrypa nodostriata Hall 1852
recombined as Eospinatrypa nodostriata
Atrypa newsomensis
Atrypa reticularis (Linnaeus 1758)
Rhynchonellata - Atrypida - Atrypinidae
Atrypina disparilis
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Rhynchotreta americana
Rhynchonellata - Rhynchonellida - Camarotoechiidae
Camarotoechia pisa
Rhynchonellata - Orthida - Dalmanellidae
Parmorthis waldronensis
synonym of Resserella
Rhynchonellata - Orthida - Orthidae
Orthostrophia fissistriata
Rhynchonellata - Orthida - Hesperorthidae
Dolerorthis flabellites (Foerste 1889)
Dolerorthis interplicata (Foerste 1909)
Gastropoda - Euomphalina - Platyceratidae
Platyceras niagarense (Hall 1852)
recombined as Platyceras niagarensis
Platyostoma brownsportense (Foerste 1903)
Platyostoma niagarense (Hall 1852)
original and current combination Platyostoma niagarensis
Gastropoda - Murchisoniina - Loxonematidae
Loxonema sp. Phillips 1841
Cephalopoda - Orthocerida - Dawsonoceratidae
Dawsonoceras americanum
Stenolaemata - Cystoporida - Fistuliporidae
Cheilotrypa ostiolata
Fistulipora promiscua
Stenolaemata - Cryptostomata - Rhinidictyidae
Pachydictya crassa
Stenolaemata - Trepostomata - Atactotoechidae
Cyphotrypa osgoodensis
Stenolaemata - Trepostomata - Heterotrypidae
Stigmatella dubia
Heterotrypa perplexa
Stenolaemata - Trepostomata - Halloporidae
Hallopora elegantula (Hall 1851)
original and current combination Callopora elegantula
Diplotrypa nummiformis
Stenolaemata - Trepostomata - Amplexoporidae
Monotrypa benjamini
Monotrypa exserta
Stenolaemata - Trepostomata - Trematoporidae
Trematopora sp. Hall 1852
Stenolaemata - Cystoporata - Xenotrypidae
Hennigopora apta Perry et al. 1960
Stenolaemata - Cystoporata - Ceramoporidae
Ceramopora vesicularis
Ceramopora imbricata Hall 1852
Coronoidea - Coronata - Stephanocrinidae
Stephanocrinus elongatus
Stephanocrinus gemmiformis
Rhombifera - Caryocrinitidae
Caryocrinites bulbulus
Caryocrinites ellipticus
Caryocrinites indianensis
Crinoidea - Pisocrinida - Pisocrinidae
Pisocrinus gemmiformis
Diploporita - Holocystitidae
Holocystites cf. faberi
Holocystites ornatus
Holocystites parvulus
Holocystites perlongus
Holocystites splendens
Anthozoa - Favositida - Favositidae
Favosites cristatus
Favosites discoideus
Favosites forbesi
Anthozoa - Favositida - Pachyporidae
Striatopora flexuosa Hall 1852
Anthozoa - Stauriida - Metriophyllidae
Duncanella borealis
Anthozoa - Stauriida - Streptelasmatidae
Enterolasma caliculum
Anthozoa - Stauriida - Ditoecholasmatidae
Ditoecholasma acutiannulatum
see common names

Geography
Country:United States State/province:Indiana County:Ripley
Coordinates: 39.0° North, 85.0° West (view map)
Paleocoordinates:27.8° South, 51.9° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Silurian
Key time interval:Silurian
Age range of interval:443.40000 - 419.20000 m.y. ago
Stratigraphy
Formation:Osgood Shale Member:Upper section
Stratigraphy comments: Listed as Niagaran, Osgood
Lithology and environment
Primary lithology: poorly lithified calcareous "shale"
Secondary lithology:coarse,gray lithified argillaceous "limestone"
Lithology description: Gray, highly calcareous shale with thin-bedded, gray, course-grained, argillaceous limestone
Environment:deep subtidal shelf
Taphonomy
Modes of preservation:body
Degree of concentration:-single event
Size of fossils:macrofossils,mesofossils
Spatial orientation:life position
Size sorting:medium
Fragmentation:none
Temporal resolution:snapshot
Spatial resolution:autochthonous
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:75266
Authorizer:P. Novack-Gottshall Enterer:P. Hearn
Research group:marine invertebrate
Created:2007-10-01 09:11:54 Last modified:2007-10-01 12:11:54
Access level:the public Released:2007-10-01 09:11:54
Creative Commons license:CC BY
Reference information

Primary reference:

25406. T.G. Perry and D.E. Hattin. 1960. Osgood (Niagaran) bryozoans from the type area. Journal of Paleontology 34:85-90 [P. Novack-Gottshall/P. Hearn]