Virgin Arm (Ordovician of Canada)

Where: Newfoundland, Canada (49.5° N, 54.8° W)

• Paleocoordinates: 10.6° S, 86.6° W (Wright 2013)

When: Pygodus serra - Pygodus anserinus conodont zone, Cobbs Arm Formation, Darriwilian (467.3 - 458.4 Ma)

• Overlies Summerford Group and Underlies Caradocian Shales. (From Stouge 1980)

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: R. B. Neuman. 1976. Early Ordovician (Late Arenig) brachiopods from Virgin Arm, New World Island, Newfoundland. Geological Survey of Canada Bulletin 261:11-61 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185947: authorized by Pete Wagner, entered by Pete Wagner on 29.05.2017

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Orthida - Paurorthidae
Virgoria virgensis n. gen. n. sp., Paurorthis sp.
Virgoria virgensis n. gen. n. sp. Neuman 1976
Paurorthis sp. Schuchert and Cooper 1931
 Orthida - Productorthidae
Productorthis mainensis
 Orthida - Orthidae
Orthambonites sp.
Orthambonites sp. Pander 1830
 Orthida - Plectorthidae
Plectorthis sp.
Plectorthis sp. Hall and Clarke 1892
 Orthida - Platystrophiidae
? Platystrophia sp., Acanthorthis terreneuvensis n. gen. n. sp.
Acanthorthis terreneuvensis n. gen. n. sp. Neuman 1976
 Orthida -
Glypterina sp.
Glypterina sp. Boucot 1970
 Pentamerida - Tetralobulidae
Rugostrophia latireticulata n. sp., ? Rhysostrophia sp.
Rugostrophia latireticulata n. sp. Neuman 1976
 Pentamerida - Camerellidae
? Camerella sp.
? Camerella sp. Billings 1859
Strophomenata
 Strophomenida - Taffiidae
? Taffia sp., Ahtiella paucirugosa n. sp., Inversella sp., Guttasella gutta n. gen. n. sp.
? Taffia sp. Butts 1926
Ahtiella paucirugosa n. sp. Neuman 1976
Inversella sp. Opik 1933
Guttasella gutta n. gen. n. sp. Neuman 1976
 Strophomenida - Grorudiidae
Calyptolepta diaphragma n. gen. n. sp.
Calyptolepta diaphragma n. gen. n. sp. Neuman 1976
 Strophomenida - Bimuriidae
aff. Bimuria sp.
aff. Bimuria sp. Ulrich and Cooper 1942
 Strophomenida - Sowerbyellidae
Anechophragma rarum n. gen. n. sp.
Anechophragma rarum n. gen. n. sp. Neuman 1976
 Strophomenida - Plectambonitidae
Plectambonitidae "gen. and sp. indet. a", Plectambonitidae "gen. and sp. indet. b", Ingria sp.
Ingria sp. Öpik 1930
 Billingsellida - Clitambonitidae
"Atelelasma atlanticus n. sp." = Palaeoneumania atlanticus
"Atelelasma atlanticus n. sp." = Palaeoneumania atlanticus Neuman 1976
 Billingsellida - Gonambonitidae
Progonambonites sp., Jaanussonites hornei n. gen. n. sp.
Jaanussonites hornei n. gen. n. sp. Neuman 1976
 Billingsellida - Polytoechiidae
Antigonambonites sp., Tritoechia billingsi
Tritoechia billingsi Neuman 1968
Craniata
 Craniida - Craniidae
Orthisocrania sp.
Orthisocrania sp. Rowell 1963