GSC 46998, Mount Ludington (Triassic of Canada)

Where: British Columbia, Canada (56.5° N, 123.7° W: paleocoordinates 34.6° N, 53.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: columbianus ammonoid zone, Pardonet Formation, Alaunian (215.6 - 212.0 Ma)

• subzone 3

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by E.J.W. Irish in 1961; 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 137691: authorized by Matthew Clapham, entered by Matthew Clapham on 18.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Thetiditidae
Leislingites quadratus Tozer 1994 ceratite
 Ceratitida - Steinmannitidae
Alloclionites dieneri n. sp. Tozer 1994 ceratite
Steinmannites sp. Mojsisovics 1893 ceratite
 Ceratitida - Haloritidae
Parajuvavites canadensis Tozer 1994 ceratite
 Ceratitida - Episculitidae
Episculites wrighti Tozer 1994 ceratite