Where: British Columbia, Canada (56.1° N, 122.9° W: paleocoordinates 33.2° N, 52.5° W)
When: Metapolygnathus nodosus conodont zone, Baldonnel Formation, Norian (228.0 - 208.5 Ma)
• upper Carnian
•ammonoid zone - Tropites welleri I
•icthyolith zone - Synechodus multinodosus or Coniunctio aequirugosa
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected by M. J. Orchard in 1980
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 150074: authorized by Matthew Clapham, entered by Priscilla Vazquez on 31.08.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Osteichthyes | |
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| |
| Chondrichthyes | |
Sacrisubcorona circabasis, Sacrisubcorona submedicarina, Lobaticorona floriditabella, Complanicorona glabra, Complanicorona rugosimargines, Labascicorona longifossae, Labascicorona alata, Labascicorona mediflexura, Gracilisuggestus triapices, Gracilisuggestus uniapex
Sacrisubcorona circabasis Johns et al. 1997 elasmobranch
Sacrisubcorona submedicarina Johns 1997 elasmobranch
Lobaticorona floriditabella Johns 1997 elasmobranch
Complanicorona glabra Johns 1997 elasmobranch
Complanicorona rugosimargines Johns 1997 elasmobranch
Labascicorona longifossae Johns 1997 elasmobranch
Labascicorona alata Johns 1997 elasmobranch
Labascicorona mediflexura Johns 1997 elasmobranch
Gracilisuggestus triapices Johns 1997 cartilaginous fish
Gracilisuggestus uniapex Johns 1997 cartilaginous fish | |