USNM 10165. Shore, 1450 ft northeast of McAdam Brook (Silurian of Canada)

Also known as 25 ft northeast of Station 31.

Where: Nova Scotia, Canada (45.7° N, 62.2° W: paleocoordinates 33.0° S, 26.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Doctors Brook Formation (Arisaig Group), Gleedonian (425.4 - 427.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; calcareous siltstone and shale

Size class: macrofossils

Preservation: cast

Reposited in the USNM

Primary reference: A. J. Boucot, J. F. Dewey, R. Fletcher, W. K. Fyson, J. G. Griffin, C. F. Hickox, W. S. McKerrow and A. M. Ziegler. 1974. Geology of the Arisaig area, Antigonish County, Nova Scotia. Geological Society of America Special Paper 139:1-191 [P. Wagner/P. Wagner/O. Alfaro]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 155696: authorized by Pete Wagner, entered by Pete Wagner on 24.04.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Orthida - Draboviidae
Salopina submedia McLearn 1924
 Rhynchonellida - Camarotoechiidae
Gastropoda
 Bellerophontida - Tropidodiscidae
? Tropidodiscus arisaigensis n. sp.2 Peel 1977 snail
 Bellerophontida - Plectonotidae
"Plectonotus boucoti" = Plectonotoides boucoti1
"Plectonotus boucoti" = Plectonotoides boucoti1 Peel 1974 snail