Mt. Field Section, bed W7ef (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 56703: authorized by Pete Wagner, entered by Pete Wagner on 22.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Stenothecoida
 Cambridioida - Cambridiidae
Stenothecoides cf. elongata
Tergomya
 Tryblidiida - Protoconchoididae
Protoconchioides rasettii
Helcionelloida
 Helcionellida - Coreospiridae
"? Helcionella carinata n. sp." = Tichkaella carinata, "? Helcionella insulcata n. sp." = Tichkaella insulcata
"? Helcionella carinata n. sp." = Tichkaella carinata Rasetti 1957
"? Helcionella insulcata n. sp." = Tichkaella insulcata Rasetti 1957
Trilobita
 Ptychopariida - Ptychopariidae
Parapoulsenia lata n. gen. n. sp., Plagiura cercops, ? Kochiella maxeyi, "Kochaspis eiffelensis" = Kochiella eiffelensis, "Poulsenia columbiana" = Nyella columbiana
Parapoulsenia lata n. gen. n. sp. trilobite
Plagiura cercops Walcott 1917 trilobite
? Kochiella maxeyi Rasetti 1951 trilobite
"Kochaspis eiffelensis" = Kochiella eiffelensis Rasetti 1951 trilobite
"Poulsenia columbiana" = Nyella columbiana Rasetti 1957 trilobite
 Ptychopariida -
? Schistometopus minor, "Schistometopus convexus" = Hadrocephalites convexus
"Schistometopus convexus" = Hadrocephalites convexus Rasetti 1951 trilobite
 Ptychopariida - Alokistocaridae
"Alokistocare cleora" = Amecephalus cleora
"Alokistocare cleora" = Amecephalus cleora Walcott 1917 trilobite
walcott
 Corynexochida - Oryctocephalidae
Oryctocephalites resseri
Oryctocephalites resseri Rasetti 1951 trilobite
 Corynexochida - Zacanthoididae
Fieldaspis furcata, Fieldaspis bilobata
Fieldaspis bilobata Rasetti 1951 trilobite
Rasetti
 Corynexochida - Dolichometopidae
"Dolichometopsis" sp.
"Dolichometopsis" sp. Poulsen 1927 trilobite
  - Antagmidae
Onchocephalus cf. skapta, Onchocephalus maior
Onchocephalus maior Rasetti 1951 trilobite