"Gamebridge edrioasteroid bed," Verulam Fm.: Caradoc, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Corynexochida
- Illaenidae
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Bumastoides sp.
(Whittington 1954)
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Trilobita
- Phacopida
- Calymenidae
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Flexicalymene sp.
Shirley 1936
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Trilobita
- Phacopida
- Cheiruridae
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Ceraurus sp.
Green 1832
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Trilobita
- Phacopida
- Encrinuridae
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Encrinuroides sp.
Reed 1931
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Trilobita
- Phacopida
- Pterygometopidae
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Calyptaulax sp.
Cooper 1930
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Trilobita
- Lichida
- Lichidae
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Amphilichas sp.
Raymond 1905
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Hemiarges sp.
Gürich 1901
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Trilobita
- Asaphida
- Asaphidae
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Isotelus sp.
Dekay 1824
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Ostracoda
- Palaeocopida
- Bassleratiidae
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Bassleratia sp.
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originally entered as "Basskeratia sp." | ||||||||||
Ostracoda
- Palaeocopida
- Tetradellidae
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Thomasatia sp.
Kay 1934
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originally entered as "Tromasatia sp." | ||||||||||
Ostracoda
- Leperditicopida
- Leperditiidae
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Eoleperditia sp.
Swartz 1949
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Stenolaemata
- Cryptostomata
- Rhinidictyidae
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Rhinidictya sp.
Ulrich 1882
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Pachydictya sp.
Ulrich 1882
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Stenolaemata
- Cryptostomata
- Ptilodictyidae
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Stictoporella sp.
Ulrich 1882
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Stenolaemata
- Trepostomata
- Halloporidae
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Hallopora sp.
Bassler 1911
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Stenolaemata
- Trepostomida
- Monticuliporidae
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Mesotrypa sp.
Ulrich 1893
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Prasopora sp.
Nicholson and Etheridge 1877
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Strophomenata
- Strophomenida
- Sowerbyellidae
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Sowerbyella sp.
Jones 1928
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Strophomenata
- Strophomenida
- Furcitellidae
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Oepikina sp.
(Salmon 1942)
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Rafinesquina sp.
Hall and Clarke 1892
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Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira sp.
Hall 1862
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Anazyga sp.
Davidson 1882
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Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Rhynchotrema sp.
Hall 1860
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2 species | ||||||||||
Rhynchonellata
- Orthida
- Dalmanellidae
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Resserella sp.
Bancroft 1928
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Rhynchonellata
- Orthida
- Platystrophiidae
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Platystrophia sp.
King 1850
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Rhynchonellata
- Orthida
- Plectorthidae
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Plectorthis sp.
Hall and Clarke 1892
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Rhynchonellata
- Orthida
- Hesperorthidae
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Hesperorthis sp.
Schuchert and Cooper 1931
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Rhynchonellata
- Orthida
- Plaesiomyidae
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Dinorthis sp.
Hall and Clarke 1892
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Bivalvia
- Nuculanida
- Cucullellidae
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Nuculites sp.
Conrad 1841
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Bivalvia
- Solemyida
- Ctenodontidae
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Tancrediopsis sp.
(Beushausen 1895)
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Ctenodonta sp.
Salter 1852
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Cephalopoda
- Endocerida
- Endoceratidae
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Endoceras sp.
Hall 1847
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Cephalopoda
- Actinocerida
- Actinoceratidae
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Actinoceras sp.
Bronn 1837
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Gastropoda
- Bellerophontida
- Pterothecidae
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Pterotheca sp.
Salter 1853
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Gastropoda
- Murchisoniina
- Subulitidae
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Fusispira sp.
Hall 1872
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Subulites sp.
Emmons 1842
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Gastropoda
- Murchisoniina
- Hormotomidae
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Hormotoma sp.
(Salter 1859)
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2 species | ||||||||||
Gastropoda
- Murchisoniina
- Eotomariidae
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Eotomaria sp.
Ulrich and Scofield 1897
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= Eotomaria dryope
Billings 1865
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Wagner 2023 | |||||||||
Liospira sp.
Ulrich and Scofield 1897
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Gastropoda
- Murchisoniina
- Lophospiridae
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Lophospira sp.
Whitfield 1886
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Rhombifera
- Glyptocystitidae
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Glyptocystites sp.
Billings 1854
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Crinoidea
- Dendrocrinida
- Dendrocrinidae
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Ottawacrinus sp.
Billings 1887
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Crinoidea
- Cupulocrinidae
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Cupulocrinus sp.
d'Orbigny 1849
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Edrioasteroidea
- Isorophidae
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Isorophusella sp.
Bassler 1935
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Edrioasteroidea
- Isorophida
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Cryptogoleus sp.
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see common names |
Geography
Country: | Canada | State/province: | Ontario |
Coordinates: | 44.8° North, 79.3° West (view map) | ||
Paleocoordinates: | 24.6° South, 55.0° West | ||
Basis of coordinate: | based on political unit |
Time
Period: | Ordovician | Epoch: | Late Ordovician |
10 m.y. bin: | Ordovician 4-5 | ||
*Period: | Middle Ordovician | *Epoch: | Caradoc |
Key time interval: | Caradoc | ||
Age range of interval: | 458.4 - 449.6 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Verulam | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "M. Ord." |
Lithology and environment
Primary lithology: | lime mudstone | ||
Environment: | shallow subtidal indet. | Tectonic setting: | cratonic basin |
Geology comments: "intercalated micritic ls and mud. shallow shelf. BA3. stable interior craton" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | paleoecologic analysis |
Taxonomic list comments:"J.B.Waddington, 1980. A soft substrate community with edrioasteroids, from the Verulam Fm. (M. Ord.) at Gamebridge, Ontario. Can. J. Earth Sci. 17:674-679." |
Metadata
Database number: | 336 | ||
Authorizer: | J. Sepkoski, P. Wagner | Enterer: | M. Sommers, P. Wagner |
Modifier: | J. Ju | Research group: | marine invertebrate |
Created: | 1998-11-20 10:07:18 | Last modified: | 2017-01-02 05:29:28 |
Access level: | the public | Released: | 1998-11-20 10:07:18 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
60947. | J. B. Waddington. 1980. A soft substrate community with edrioasteroids, from the Verulam Formations (Middle Ordovician) at Gamebridge, Ontario. Canadian Journal of Earth Sciences 17:674-679 [M. Uhen/J. Ju/M. Uhen] |
Secondary references:
9042 | P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner] |