Where: British Columbia, Canada (56.8° N, 123.4° W: paleocoordinates 28.3° N, 41.9° W)

When: ?Metapolygnathus nodosus conodont zone, Ludington Formation, Carnian (237.0 - 228.0 Ma)

• upper Carnian

•ammonoid zone - ?Tropites welleri

•icthyolith zone - probably Synechodus multinodosus

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by D. W. Gibson in 1988

Collection methods: acetic

• Repository: National Type Collection of Invertebrate and Plant Fossils at the Geological Survey of Canada

•601 Booth St, Ottawa, Ontario, K1A0E8

Primary reference: M. J. Johns, C. R. Barnes, and M. J. Orchard. 1997. Taxonomy and biostratigraphy of middle and late Triassic Elasmobranch Ichthyoliths from Northeastern British Columbia. Geological Survey of Canada Bulletin 502:1-238 [M. Clapham/P. Vazquez/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 150236: authorized by Matthew Clapham, entered by Priscilla Vazquez on 04.09.2013

Creative Commons license: CC BY (attribution)