GSC 82645, Chowade River (Triassic of Canada)

Where: British Columbia, Canada (56.7° N, 123.3° W: paleocoordinates 27.6° N, 41.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: sutherlandi ammonoid zone, Toad Formation, Julian (235.0 - 232.0 Ma)

• subzone 2

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by D.W. Gibson in 1968; reposited in the GSC

Primary reference: E. T. Tozer. 1994. Canadian Triassic Ammonoid Faunas. Geological Survey of Canada Bulletin 467:1-663 [A. McGowan/A. McGowan/A. McGowan]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 139122: authorized by Matthew Clapham, entered by Matthew Clapham on 08.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Nathorstitidae
Nathorstites macconnelli Whiteaves 1889 ceratite
 Ceratitida - Lobitidae
Lobites ellipticus Hauer 1860 ceratite
 Ceratitida - Trachyceratidae
Asklepioceras laurenci McLearn 1940 ceratite
Frankites sutherlandi McLearn 1947 ceratite