GSC 22692, Open Bay, Quadra Island (Triassic of Canada)

Where: British Columbia, Canada (50.1° N, 125.2° W: paleocoordinates 6.4° S, 64.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: dilleri ammonoid zone, Open Bay Formation, Tuvalian (232.0 - 221.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by H.C. Gunning in 1944; 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 137106: authorized by Matthew Clapham, entered by Matthew Clapham on 10.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Clionitidae
"Leconteiceras californicum" = Leconteia californica, Sympolycyclus gunningi
"Leconteiceras californicum" = Leconteia californica Hyatt and Smith 1905 ceratite
Sympolycyclus gunningi Tozer 1994 ceratite
 Ceratitida - Tropitidae
Gymnotropites americanus Hyatt and Smith 1905 ceratite