AN26 (Silurian of Canada)

Where: Quebec, Canada (49.4° N, 62.5° W: paleocoordinates 21.3° S, 34.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Gun River Formation, Aeronian (440.8 - 438.5 Ma)

• lower Gun River Formation

Environment/lithology: open shallow subtidal; lithified lime mudstone and lithified shale

• hard, slabby, well-bedded micritic limestone and minor shale

Size class: macrofossils

Reposited in the GSC

Collection methods: surface (in situ), mechanical,

Primary reference: B. D. E. Chatterton and R. Ludvigsen. 2004. Early Silurian trilobites of Anticosti Island, Qu├ębec, Canada. Palaeontographica Canadiana 22 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185540: authorized by Melanie Hopkins, entered by Melanie Hopkins on 27.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Phacopida - Phacopidae
Acernaspis orestes Billings 1860 trilobite
 Phacopida - Cheiruridae
? Hadromeros sp. Lane 1971 trilobite
 Phacopida - Calymenidae
Calymene nowlani Chatterton and Ludvigsen 2004 trilobite
 Proetida - Proetidae
Proetus sp. Steininger 1831 trilobite