GSC 48236, Ganoid Range, Wapiti Lake (Triassic of Canada)

Where: British Columbia, Canada (54.5° N, 120.7° W: paleocoordinates 25.3° N, 34.0° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Vega-Phroso Siltstone Member (Sulphur Mountain Formation), Smithian (251.3 - 247.2 Ma)

• Fish occur through about 30 ft of section, but mostly in the basal 5 ft

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, black siltstone

• Thickly laminated black siltstones

Size class: macrofossils

Preservation: adpression

Collected by G. Stucker, H. Champagne (AMNH-NMC expedition) in 1961-1962; reposited in the AMNH

• Also in National Museum of Canada

Primary reference: B. Schaeffer and M. Mangus. 1976. An Early Triassic fish assemblage from British Columbia. Bulletin of the American Museum of Natural History 156(5):515-564 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90301: authorized by Matthew Clapham, entered by Matthew Clapham on 15.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Gnathostomata
  -
Chondrichthyes indet. Huxley 1880 cartilaginous fish
Chondrichthyes
  - Listracanthidae
Listracanthus sp.1 Newberry and Worthen 1870 elasmobranch
dermal denticles
 Hybodontiformes - Acrodontidae
cf. Palaeobates sp. elasmobranch
Actinopteri
 Perleidiformes - Platysiagidae
Helmolepis cyphognathus2 Neuman and Mutter 2005
AMNH and NMC
 Perleidiformes - Perleididae
cf. Perleidus sp. de Alessandri 1910
Osteichthyes
 Palaeonisciformes - Bobasatraniidae
 Palaeonisciformes - Rhadinichthyidae
Pteronisculus sp. White 1933
Pteronisculus cf. laetus Gardiner 1966
 Palaeonisciformes - Birgeriidae
Birgeria sp. Stensiö 1919
Coelacanthimorpha
 Coelacanthiformes - Whiteiidae
Whiteia sp. Moy-Thomas 1935 coelacanth
Osteichthyes
 Parasemionotiformes - Parasemionotidae
Parasemionotidae indet. Stensiö 1932 ray-finned fish
Albertonia cupidinia Lambe 1916 ray-finned fish
 Saurichthyiformes - Saurichthyidae
Saurichthys sp. Agassiz 1834 ray-finned fish
 Pholidopleuriformes - Pholidopleuridae
Australosomus sp. Pivetau 1930 ray-finned fish
 Ptycholepiformes - Ptycholepididae
Boreosomus sp. Stensiö 1921 ray-finned fish