AN40 (Silurian of Canada)

Where: Quebec, Canada (49.4° N, 63.2° W: paleocoordinates 22.6° S, 33.8° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Pavillon? Member (Jupiter Formation), Telychian (438.5 - 433.4 Ma)

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

• green-gray shale, limestone interbeds

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 186059: authorized by Melanie Hopkins, entered by Melanie Hopkins on 08.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• Includes taxa from AN40a which is about 0.3 km east of AN40
Trilobita
 Corynexochida - Styginidae
Failleana sp. Chatterton and Ludvigson 1976 trilobite
 Phacopida - Phacopidae
Acernaspis sp. Campbell 1967 trilobite
 Phacopida - Encrinuridae
Encrinurus sp. Emmrich 1844 trilobite
 Phacopida - Cheiruridae
Hadromeros sp. Lane 1971 trilobite
 Phacopida - Calymenidae
Calymene gamachei Chatterton and Ludvigsen 2004 trilobite
 Lichida - Lichidae
"Lichidae" indet. Hawle and Corda 1847 trilobite