AN16 (Silurian of Canada)

Where: Quebec, Canada (49.6° N, 63.3° W: paleocoordinates 21.6° S, 36.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Becscie Formation, Rhuddanian (443.4 - 440.8 Ma)

• somewhere near middle of Becscie Formation

Environment/lithology: open shallow subtidal; lithified, brown, gray limestone

• hard, slabby, evenly bedded, and tan to gray limestone

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 184997: authorized by Melanie Hopkins, entered by Melanie Hopkins on 03.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Odontopleurida - Odontopleuridae
Dalaspis sp. Chatterton and Perry 1983 trilobite
 Phacopida - Phacopidae
 Phacopida - Encrinuridae
Encrinurus sp. Emmrich 1844 trilobite
 Phacopida - Calymenidae
Calymene barnesi Chatterton and Ludvigsen 2004 trilobite