GSC 68289, Tuchodi Bluff, Liard River (Triassic of Canada)

Where: British Columbia, Canada (58.3° N, 124.4° W: paleocoordinates 26.4° N, 36.7° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: poseidon ammonoid zone, Toad Formation, Ladinian (242.0 - 237.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by E.T. Tozer in 1965; 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 138643: authorized by Matthew Clapham, entered by Matthew Clapham on 22.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Nathorstitidae
Indigirites freboldi Tozer 1994 ceratite
 Ceratitida - Ptychitidae
Arctoptychites lingulatus Tozer 1994 ceratite
 Ceratitida - Trachyceratidae
Protrachyceras sikanianum McLearn 1930 ceratite
 Ceratitida - Beyrichitidae
Tuchodiceras costatum Tozer 1994 ceratite
Tuchodiceras poseidon Tozer 1967 ceratite