A1363 Wickenden road outcrop, Anticosti Island (Silurian of Canada)

Where: Quebec, Canada (49.6° N, 63.2° W)

• Paleocoordinates: 20.7° S, 89.0° W (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

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

• upper 1-5 m of the Chabot Member

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified limestone

• shallow carbonate shelf with a normal marine salinity
• micrite and calcarenites

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: H. Nestor, P. Copper, and C. Stock. 2010. Late Ordovician and Early Silurian stromatoporoid sponges from Anticosti Island, eastern Canada: Crossing the O/S mass extinction boundary 1-163 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 113141: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.07.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Stromatoporoidea
 Labechiida - Rosenellidae
Pachystylostroma contractum Nestor 1964 stromatoporoid sponge