Hogs Back, Ottawa, Chazy Group (Ordovician of Canada)

Where: Ontario, Canada (45.4° N, 75.7° W: paleocoordinates 26.6° S, 55.8° W)

• coordinate estimated from map

When: Chazy Group, Chazy (466.0 - 457.5 Ma)

Environment/lithology: marine; shale and claystone

• "in shales and limy clays", in Raymond (1905)

Size classes: macrofossils, mesofossils

Primary reference: P. E. Raymond. 1905. The fauna of the Chazy Limestone. The American Journal of Science 20:353-382 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172189: authorized by Björn Kröger, entered by Björn Kröger on 29.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

 Protobranchia - Ctenodontidae
Ctenodonta parvidens Raymond 1905 clam