GSC 42355, Liard River (Triassic of Canada)

Where: British Columbia, Canada (59.3° N, 125.3° W: paleocoordinates 28.0° N, 37.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: maclearni ammonoid zone, Liard Formation, Longobardian (242.0 - 235.0 Ma)

• subzone 2

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by E.T. Tozer in 1960; 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 137394: authorized by Matthew Clapham, entered by Matthew Clapham on 15.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ceratitida - Nathorstitidae
Nathorstites maclearni n. sp.
Nathorstites maclearni n. sp. Tozer 1994 ceratite
 Ceratitida - Clionitidae
? Clionitites venerabilis n. sp.
? Clionitites venerabilis n. sp. Tozer 1994 ceratite
 Ceratitida - Trachyceratidae
Liardites whiteavesi n. sp., Protrachyceras sikanianum, Anolcites gemmatus n. sp., Anolcites angustus, Maclearnoceras maclearni n. sp.
Liardites whiteavesi n. sp. Tozer 1963 ceratite
Protrachyceras sikanianum McLearn 1930 ceratite
Anolcites gemmatus n. sp. Tozer 1994 ceratite
Anolcites angustus Tozer 1994 ceratite
Maclearnoceras maclearni n. sp. Tozer 1963 ceratite