Onniella depressa association, South Salop, England, UK: Actonian - Onnian, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Onnioides sp.
Tergomya - Cyrtonellida - Cyrtolitidae
Cyrtolites sp. Conrad 1838
Gastropoda - Euomphalina - Ophiletidae
Lytospira sp. Koken 1896
Gastropoda - Bellerophontida - Bellerophontidae
Cymbularia sp. Koken 1896
Gastropoda - Bellerophontida - Bucaniidae
Kokenospira sp. Bassler 1915
Gastropoda - Bellerophontida - Sinuitidae
Sinuites sp. Koken 1896
Gastropoda - Murchisoniina - Eotomariidae
Clathrospira sp. Ulrich and Scofield 1897
Bivalvia
? Palaeonucula sp. Quenstedt 1930
originally entered as "Palaeonucula? sp."
    = Bivalvia indet. Linnaeus 1758
Hendy 2008
Palaeonucula = Triassic-Jurassic
Bivalvia - Nuculanida - Cucullellidae
Nuculites sp. Conrad 1841
Bivalvia - Nuculanida - Malletiidae
? Praearca sp. Neumayr 1891
synonym of Sluha
originally entered as "Praearca? sp."
Bivalvia - Nuculida - Praenuculidae
Similodonta sp. Soot-Ryen 1964
Bivalvia - Nuculida - Cardiolariidae
? Praeleda sp. Pfab 1934
synonym of Deceptrix
originally entered as "Praeleda? sp."
Bivalvia - Modiomorphida - Modiomorphidae
Modiolopsis sp. Hall 1847
Lingulata - Lingulida - Obolidae
Lingulella sp. Salter 1866
Obolus sp. Eichwald 1829
Lingulata - Lingulida - Paterulidae
Paterula sp. Barrande 1879
Rhynchonellata - Orthida - Hesperorthidae
Dolerorthis sp. Schuchert and Cooper 1931
Rhynchonellata - Orthida - Rhactorthidae
Rhactorthis sp. Williams 1963
Rhynchonellata - Orthida - Dalmanellidae
Cryptothyris sp.
Onniella depressa
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
Hedstroemina sp. Bancroft 1929
Strophomenata - Strophomenida - Aegiromenidae
Chonetoidea sp. Jones 1928
Strophomenata - Strophomenida - Sowerbyellidae
Eoplectodonta sp. Kozlowski 1929
Trilobita - Trinucleida - Raphiophoridae
Ampyxella sp. Dean 1960
Lonchodomas sp. Angelin 1854
Trilobita - Trinucleida - Trinucleidae
Tretaspis sp. M'Coy 1849
Trilobita - Asaphida - Remopleurididae
Remopleurides sp. Portlock 1843
Trilobita - Phacopida - Calymenidae
Onnicalymene sp. (Dean 1962)
original and current combination Flexicalymene (Onnicalymene)
Trilobita - Phacopida - Pterygometopidae
Calyptaulax sp. Cooper 1930
Chasmops sp. M'Coy 1849
Ostracoda - Leperditellocopida - Primitiidae
Primitia sp. Jones and Holl 1923
see common names

Geography
Country:United Kingdom State/province:England
Coordinates: 52.0° North, 3.0° West (view map)
Paleocoordinates:48.9° South, 17.3° West
Geographic resolution:local area
Time
Period:Ordovician Epoch:Late/Upper Ordovician
*Period:Late/Upper Ordovician *Epoch:Late/Upper Caradoc
*International age/stage:Actonian - Onnian *Local age/stage:Actonian - Onnian
Key time interval:Actonian - Onnian
Age range of interval:454.20000 - 449.60000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Stratigraphy comments: Facies analysis of several formations in type Caradoc
Lithology and environment
Primary lithology: lithified calcareous siltstone
Environment:offshore
Geology comments: Calcareous siltstone
Taphonomy
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:3657
Authorizer:A. Miller, A. Hendy Enterer:P. Novack-Gottshall, A. Hendy
Research group:marine invertebrate
Created:1999-08-06 10:33:00 Last modified:1999-08-06 13:33:00
Access level:the public Released:2000-11-20 13:53:20
Creative Commons license:CC BY
Reference information

Primary reference:

166. J. M. Hurst. 1979. Evolution, succession & replacement in the type Caradoc (Ordovician) benthic faunas of England. Palaeogeography, Palaeoclimatology, Palaeoecology 27:189-246 [A. Miller/P. Novack-Gottshall/P. Wagner]

Secondary references:

26349 A. J. W. Hendy. 2008. Personal opinions and reidentification of pre-Cenozoic Mollusca. [A. Hendy/A. Hendy]