AK1–01a, Akimiski Island (Silurian of Canada)

Where: Nunavut, Canada (53.2° N, 81.1° W: paleocoordinates 15.3° S, 43.5° W)

• 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

Reposited in the GSC, ROM

• collected area: 4 m²

Primary reference: J. Jin. 2005. Reef-dwelling gypiduloid brachiopods in the Lower Silurian Attawapiskat Formation, Hudson Bay region. Journal of Paleontology 79(1):48-62 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164003: authorized by Pete Wagner, entered by Pete Wagner on 22.11.2014, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Cyrtiidae
 Athyridida - Meristellidae
Meristina sp. Hall 1867
 Atrypida - Septatrypidae
Septatrypa varians Poulsen 1943
 Atrypida - Lissatrypidae
"Meifodia discoidalis" = Cerasina discoidalis, Lissatrypa variabilis
"Meifodia discoidalis" = Cerasina discoidalis Jin et al. 1993
 Orthida - Rhipidomellidae
Dalejina striata Jin et al. 1993
 Pentamerida - Pentameridae
 Pentamerida - Clorindidae
Clorinda tumidula Billings 1866
 Pentamerida - Gypidulidae
Erilevigatella euthylomata n. gen. n. sp. Jin 2005
Strophomenata
 Strophomenida - Sowerbyellidae
Eoplectodonta sp. Kozlowski 1929
Chileata
 Dictyonellida - Eichwaldiidae
"Dictyonella sp." = Eodictyonella
"Dictyonella sp." = Eodictyonella Wright 1994
Craniata
 Trimerellida - Trimerellidae