0 m height of section BHJ1, Cape Phillips Fm., Baillie-Hamilton Island, Northwes (Silurian of Canada)

Where: Northwest Territories, Canada (75.1° N, 94.0° W: paleocoordinates 2.3° N, 32.3° W)

When: instrenuus-kolobus (Graptolite) zone, Cape Phillips Formation, Wenlock (433.4 - 427.4 Ma)

Environment/lithology: slope; calcareous carbonate and shale

• "A series of carbonate debris flows [into basinal shales] derived from the platform margin is preserved in this area. It is from these gravity flow deposits that silicified fossils have been recovered."

Primary reference: J. M. Adrain and G. D. Edgecombe. 1997. Silurian (Wenlock) Calymenid trilobites from the Cape Phillips Formation, central Canadian Arctic. Journal of Paleontology 71(4):657-682 [J. Alroy/M. Sommers/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 683: authorized by John Alroy, entered by Mike Sommers on 23.02.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• Calymenid trilobites only; article states there is a rich graptolite fauna as well.
Show authors, comments, and common names
Trilobita
 Odontopleurida - Odontopleuridae
Dudleyaspis sp., Ceratocephala sp., Laethoprusia sp., Taemasaspis rutteri, Kettneraspis lenzi, Edgecombeaspis jahansi, Radiaspis norfordi, Acidaspis sp.
Dudleyaspis sp. Prantl and Pribyl 1949 trilobite
new species
Ceratocephala sp. Warder 1838 trilobite
species 1
Laethoprusia sp. Ramskold 1991 trilobite
Kettneraspis lenzi trilobite
originally entered as "Ketneraspis lenzi"
Acidaspis sp. Murchison 1839 trilobite
new species
 Phacopida - Calymenidae
Arcticalymene polgari, Diacalymene gabrielsi
Diacalymene gabrielsi Siveter and Chatterton 1996 trilobite