AK2a, north side of Akimiski Island (Silurian of Canada)

Where: Nunavut, Canada (53.2° N, 81.5° W)

• Paleocoordinates: 18.4° S, 92.4° W (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Pterospathodus amorphognathoides conodont zone, Attawapiskat Formation, Telychian (438.5 - 433.4 Ma)

• Uppermost Telychian

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• coral-stromatoporoid reef

Size class: macrofossils

Collection methods: collected area: 4 m²

Primary reference: J. Jin and L. E. Popov. 2008. A new genus of Late Ordovician-Early Silurian pentameride brachiopods and its phylogenetic relationships. Acta Palaeontologica Polonica 53(2):221-236 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163999: authorized by Pete Wagner, entered by Pete Wagner on 22.11.2014, edited by Mihaela Krause

Creative Commons license: CC0 (CC0)

Taxonomic list

unclassified
  -
Strophomenata
 Strophomenida - Leptostrophiidae
 Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
Rhynchonellata
 Atrypida - Lissatrypidae
"Meifodia discoidalis" = Cerasina discoidalis, Lissatrypa variabilis
"Meifodia discoidalis" = Cerasina discoidalis Jin et al. 1993
 Atrypida - Septatrypidae
Septatrypa varians Poulsen 1943
 Athyridida - Meristellidae
Meristina sp. Hall 1867
Whitfieldella sp. Hall and Clarke 1893
 Pentamerida - Pentameridae
 Pentamerida - Gypidulidae
Gypidulina sp. Rzhonsnitzkaya 1956
 Pentamerida - Clorindidae
Clorinda parvolinguifera Sapelnikov 1972
 Pentamerida - Parastrophinidae
Parastrophinella sp. Schuchert and Cooper 1931
Protanastrophia repanda Jin and Popov 2008
 Orthida - Hesperorthidae
Hesperorthis sp. Schuchert and Cooper 1931
 Orthida - Dalmanellidae
Isorthis sp. Kozlowski 1929
Lingulata
 Trimerellida - Trimerellidae