Mt. Field Section, bed W7f (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, ooidal, gray limestone

• cyrstalline or oolitic limestone, dark gray, with tan clay partings and flakes, in beds 1-2 inches thick.

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 56718: authorized by Pete Wagner, entered by Pete Wagner on 23.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Helcionelloida
 Helcionellida - Helcionellidae
? Helcionella sp. Grabau and Shimer 1909
 Helcionellida - Coreospiridae
"? Helcionella insulcata" = Tichkaella insulcata
"? Helcionella insulcata" = Tichkaella insulcata Rasetti 1957
Tergomya
 Tryblidiida - Protoconchoididae
Stenothecoida
 Cambridioida - Cambridiidae
Trilobita
 Ptychopariida -
"Schistometopus convexus" = Hadrocephalites convexus
"Schistometopus convexus" = Hadrocephalites convexus Rasetti 1951 trilobite
 Ptychopariida - Ptychopariidae
"Kochaspis eiffelensis" = Kochiella eiffelensis Rasetti 1951 trilobite
? Kochiella maxeyi Rasetti 1951 trilobite
 Ptychopariida - Alokistocaridae
"Alokistocare cleora" = Amecephalus cleora
"Alokistocare cleora" = Amecephalus cleora Walcott 1917 trilobite
  - Antagmidae
 Corynexochida - Dolichometopidae
"Dolichometopsis" sp. Poulsen 1927 trilobite
 Corynexochida - Zacanthoididae
 Corynexochida - Oryctocephalidae
Oryctocephalites resseri Rasetti 1951 trilobite