AN5 280-380 (Silurian of Canada)

Where: Quebec, Canada (49.4° N, 62.4° W: paleocoordinates 21.9° S, 35.7° W)

• coordinate estimated from map

• local area-level geographic resolution

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

• Collection made 280-380 cm above top of Biohermal Unit

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

• hard, slabby, evenly bedded, and tan to grey limestones...locally very fossiliferous but other parts appear entirely to lack fossils

Size classes: macrofossils, mesofossils

Reposited in the GSC

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

Purpose of describing collection: taxonomic analysis

PaleoDB collection 184371: authorized by Melanie Hopkins, entered by Melanie Hopkins on 23.02.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Styginidae
Failleana magnifica Chatterton and Ludvigsen 2004 trilobite
 Corynexochida - Illaenidae
Stenopareia sp. Holm 1886 trilobite
 Odontopleurida - Odontopleuridae
Anacaenaspis sp. Bruton 1967 trilobite
Exallaspis sp. Ramsköld and Chatterton 1991 trilobite
 Phacopida - Calymenidae
Calymene barnesi Chatterton and Ludvigsen 2004 trilobite
 Proetida - Proetidae
Proetus lindoei trilobite