Eocoelia-nuculoid community, Cabot Head and Grimsby Fms. (Silurian of Canada)

Where: Ontario, Canada (43.0° N, 79.3° W: paleocoordinates 24.2° S, 48.2° W)

• coordinate based on political unit

When: Cycle I zone, Llandovery (443.4 - 433.4 Ma)

• "lower Llandovery. (cycle I). Cabot Head and Grimsby Fms."

• group-level stratigraphic resolution

Environment/lithology: marine; green, red sandstone and shale

• "ss and red adn green shale. BA2"

Size class: macrofossils

Primary reference: A. M. Ziegler. 1971. [M. Uhen/M. Uhen/J. Ju]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 444: authorized by Jack Sepkoski, entered by Mike Sommers on 08.12.1998, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Ziegler et al. 1971 unpublished. Schucher 1914. Fisher 1954. Bolton 1957."
Show authors, comments, and common names
unclassified
  -
Eucoma sp.
Tentaculita
 Cornulitida - Cornulitidae
Cornulites sp.
Cornulites sp. Schlotheim 1820
Lingulata
 Lingulida - Lingulidae
Lingula sp.
Lingula sp. Bruguiére 1797
2 species
Craniata
 Craniopsida - Craniopsidae
Craniops sp.
Craniops sp. Hall 1859
Strophomenata
 Orthotetida - Chilidiopsidae
Fardenia sp.
Fardenia sp. Lamont 1935
 Strophomenida - Strophonellidae
Strophonella sp.
Strophonella sp. Hall 1879
2 species
 Strophomenida - Rafinesquinidae
Leptaena sp.
Leptaena sp. Dalman 1828
Rhynchonellata
 Athyridida - Meristellidae
Whitfieldella sp.
Whitfieldella sp. Hall and Clarke 1893
 Athyridida - Anoplothecidae
Coelospira sp.
Coelospira sp. Hall 1863
 Rhynchonellida - Trigonirhynchiidae
Rhynchotreta sp.
Rhynchotreta sp. Hall 1879
 Rhynchonellida - Rhynchotrematidae
Stegerhynchus sp.
Stegerhynchus sp. Foerste 1909
 Rhynchonellida - Rhynchonellidae
Rhynchonella sp.
Rhynchonella sp. Fischer 1809
 Orthida - Dalmanellidae
"Parmorthis sp." = Resserella
"Parmorthis sp." = Resserella Bancroft 1928
Lophophorata
 Tentaculitida - Tentaculitidae
Tentaculites sp.
Tentaculites sp. von Schlotheim 1820
Stenolaemata
 Cryptostomata - Arthrostylidae
Helopora sp.
Helopora sp. Hall 1851
 Cryptostomata - Ptilodictyidae
Phaenopora sp.
Phaenopora sp. Hall 1851
2 species
 Trepostomata - Halloporidae
Hallopora sp.
Hallopora sp. Bassler 1911
Polychaeta
 Sabellida - Serpulidae
Spirorbis sp.
Spirorbis sp. Daudin 1800
Cephalopoda
 Orthocerida - Orthoceratidae
Michelinoceras sp.
Michelinoceras sp. Foerste 1932
Gastropoda
  -
Gastropoda sp.2, Gastropoda sp.2
Gastropoda sp.2 Cuvier 1795 snail
Gastropoda sp.2 Cuvier 1795 snail
 Bellerophontida - Bucanellidae
Bucanella sp.
Bucanella sp. Meek 1871 snail
 Murchisoniina - Murchisoniidae
"Hormotoma subulata" = Murchisonia subulata1
"Hormotoma subulata" = Murchisonia subulata1 Conrad 1842 snail
 Murchisoniina - Lophospiridae
Lophospiridae indet.2
Lophospiridae indet.2 Wenz 1938 snail
 Euomphalina - Platyceratidae
Naticonema sp., Platyostoma sp.2
Naticonema sp. Perner 1903 snail
Platyostoma sp.2 Conrad 1842 snail
Bivalvia
 Nuculanida - Cucullellidae
"Cleidophorus sp." = Nuculites
"Cleidophorus sp." = Nuculites Conrad 1841 clam
3 species
 Solemyida - Ctenodontidae
Ctenodonta sp.
Ctenodonta sp. Salter 1852 clam
5 species
 Pectinida - Eurydesmatidae
Eurydesma sp.
Eurydesma sp. Morris 1845 scallop
originally entered as "Eurodesma sp."
 Ostreida - Pterineidae
Cornellites sp., Pterinea sp., "Leiopteria sp." = Leptodesma (Leiopteria)
Cornellites sp. Williams 1908 oyster
Pterinea sp. Goldfuss 1832 oyster
2 species
"Leiopteria sp." = Leptodesma (Leiopteria) Hall 1883 oyster
 Cyrtodontida - Cyrtodontidae
Cyrtodonta sp.
Cyrtodonta sp. Billings 1858 clam
 Cardiidia - Grammysiidae
Cuneamya sp.
Cuneamya sp. Hall and Whitfield 1875 clam
 Modiomorphida - Allodesmatidae
Ischyrodonta sp.
Ischyrodonta sp. Ulrich 1890 clam
 Modiomorphida - Modiomorphidae
Modiolopsis sp., Orthodesma sp.
Modiolopsis sp. Hall 1847 clam
6 species
Orthodesma sp. Hall and Whitfield 1875 clam
 Pholadomyida - Pholadomyidae
Rhytimya sp.
Rhytimya sp. Ulrich 1893 clam
Trilobita
 Phacopida - Dalmanitidae
Dalmanites sp.
Dalmanites sp. Barrande 1852 trilobite
1Bolton 1957; 2Wagner 2023