Mt. Field Section, bed W28fg (Cambrian of Canada)

Where: British Columbia, Canada (51.5° N, 116.5° W: paleocoordinates 3.3° S, 79.4° W)

• outcrop-level geographic resolution

When: Mt. Whyte Formation, Solvan (510.2 - 504.5 Ma)

• Plagiura - Kochaspis zone

• bed-level stratigraphic resolution

Environment/lithology: lithified, black, gray limestone

• Limestone: finely crystalline, hard, black-gray, in beds 1-3 inches thinck; top portin irreguluarly dolomitized.

Size class: macrofossils

Primary reference: F. Rasetti. 1957. Additional fossils from the Middle Cambrian Mt. Whyte Formation of the Canadian Rocky Mountains. Journal of Paleontology 31(5):955-972 [P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 56721: authorized by Pete Wagner, entered by Pete Wagner on 23.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Trilobita
 Corynexochida - Dolichometopidae
"Dolichometopsis" sp.
"Dolichometopsis" sp. Poulsen 1927 trilobite
 Corynexochida - Zacanthoididae
Fieldaspis celer
Fieldaspis celer Walcott 1917 trilobite
  -
Loxopeltis problematica n. gen. n. sp.
Loxopeltis problematica n. gen. n. sp. Rasetti 1957 trilobite
 Ptychopariida - Ptychopariidae
? Kochiella gibbosa, "Kochaspis eiffelensis" = Kochiella eiffelensis, ? Kochiella maxeyi, Onchocephalites laevis n. gen. n. sp., Plagiura cercops
"Kochaspis eiffelensis" = Kochiella eiffelensis Rasetti 1951 trilobite
? Kochiella maxeyi Rasetti 1951 trilobite
Onchocephalites laevis n. gen. n. sp. Rasetti 1957 trilobite
Plagiura cercops Walcott 1917 trilobite
 Ptychopariida - Alokistocaridae
"Alokistocare cleora" = Amecephalus cleora
"Alokistocare cleora" = Amecephalus cleora Walcott 1917 trilobite
 Ptychopariida -
"Schistometopus convexus" = Hadrocephalites convexus, ? Schistometopus minor
"Schistometopus convexus" = Hadrocephalites convexus Rasetti 1951 trilobite
Stenothecoida
 Cambridioida - Cambridiidae
Stenothecoides cf. elongata
Helcionelloida
 Helcionellida - Coreospiridae
"? Helcionella carinata" = Tichkaella carinata, "? Helcionella insulcata" = Tichkaella insulcata
"? Helcionella carinata" = Tichkaella carinata Rasetti 1957
"? Helcionella insulcata" = Tichkaella insulcata Rasetti 1957
Tergomya
 Tryblidiida - Protoconchoididae
? Protoconchioides rasettii