GSC 68295, Milepost 375, Alaska Highway (Triassic of Canada)

Where: British Columbia, Canada (58.7° N, 124.3° W: paleocoordinates 28.4° N, 34.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: minor ammonoid zone, Toad Formation, Pelsonian (247.2 - 242.0 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 139032: authorized by Matthew Clapham, entered by Matthew Clapham on 07.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Arcestidae
Proarcestes sp. Mojsisovic 1893 ceratite
 Ceratitida - Ptychitidae
Ptychites guloensis Tozer 1994 ceratite
 Ceratitida - Parapopanoceratidae
Amphipopanoceras selwyni McLearn 1948 ceratite
"Amphipopanoceras inconstans" = Parapopanoceras inconstans Dagys and Ermakova 1981 ceratite
Stenopopanoceras celere n. sp. Tozer 1994 ceratite
 Ceratitida - Longobarditidae
Intornites williamsi n. sp. Tozer 1994 ceratite
 Ceratitida - Ceratitidae
Nicomedites arthaberi n. sp. Tozer 1994 ceratite
Anagymnotoceras wrighti McLearn 1946 ceratite
"Hollandites spivaki" = Anagymnotoceras spivaki McLearn 1946 ceratite
Hollandites minor Tozer 1994 ceratite