Where: Yukon, Canada (63.4° N, 128.6° W: paleocoordinates 3.0° N, 63.7° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Rabbitkettle Formation, Dresbachian (497.0 - 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 55282: authorized by Shanan Peters, entered by Shanan Peters on 05.10.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Glaphyraspis parva Walcott 1899 trilobite | |
Eugonocare separatum Palmer 1962 trilobite
Aphelaspis haguei trilobite | |
Artiopoda | |
Aspidagnostus rugosus Palmer 1962 | |
Acmarhachis acuta Kobayashi 1938
Innitagnostus inexpectans Kobayashi 1938 | |
"Pseudagnostus" "communis" Hall and Whitfield 1877 | |
Glyptagnostus reticulatus Angelin 1851 |