Section N - collection N-184 (Cambrian of Canada)

Where: Yukon, Canada (62.7° N, 128.4° W: paleocoordinates 3.1° N, 64.3° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Rabbitkettle Formation, Dresbachian (501.0 - 485.4 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, argillaceous, calcareous siltstone and lithified, fine-grained sandstone

Preservation: replaced with silica, replaced with phosphate

Collection methods: chemical, mechanical,

Primary reference: B.R. Pratt. 1992. Trilobites of the Marjuman and Steptoean stages (Upper Cambrian), Rabbitkettle Formation, southern Mackenzie Mountains, northwest Canada. Palaeontographica Canadiana (9)1-109 [S. Peters/S. Peters/S. Peters]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 55232: authorized by Shanan Peters, entered by Shanan Peters on 30.09.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Olenida - Dokimokephalidae
? Pseudosaratogia sp. Wilson 1951 trilobite
Dellea sp. Wilson 1949 trilobite
 Olenida - Idahoiidae
Comanchia cf. amplooculata Frederickson 1948 trilobite
 Olenida - Olenidae
 Olenida - Aphelaspidae
 Ptychopariida - Phylacteridae
Cliffia cf. lataegenae Wilson 1949 trilobite
 Agnostida - Diplagnostidae
? Nahannagnostus sp. Pratt 1992 artiopod
"Pseudagnostus" "communis" Hall and Whitfield 1877 artiopod
 Agnostida - Agnostidae
Acmarhachis acuta Kobayashi 1938 artiopod