A1. Aylmer, Main Street, Ottawa Valley, Aylmer Sandstone (Ordovician of Canada)

Where: Quebec, Canada (45.4° N, 75.8° W: paleocoordinates 26.5° S, 55.9° W)

• coordinate estimated from map

When: Aylmer Formation, Chazyan (470.0 - 457.3 Ma)

Environment/lithology: marine; sandstone

Size classes: macrofossils, mesofossils

Primary reference: P. E. Raymond. 1906. The Chazy Formation and its fauna. Annals of the Carnegie Museum 3(4):498-596 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172360: authorized by Björn Kröger, entered by Björn Kröger on 05.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Lists identified by the writer from his own collections and the collections made by T. W. E. Sowter.", in Raymond (1906)
Rhynchonellata
 Orthida - Plectorthidae
"Hebertella imperator" = Mimella imperator
"Hebertella imperator" = Mimella imperator Billings 1859
 Rhynchonellida - Trigonirhynchiidae
"Camarotoechia orientalis" = Rostricellula orientalis
"Camarotoechia orientalis" = Rostricellula orientalis Billings 1859