Section N - collection N-33 (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 55211: authorized by Shanan Peters, entered by Shanan Peters on 29.09.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Agnostida - Agnostidae
Proagnostus bulbus Butts 1926 trilobite
? Homagnostus sp. Howell 1935 trilobite
 Agnostida - Marjumiidae
Modocia dubia trilobite
Modocia sp. Walcott 1924 trilobite
? Modocia sp. Walcott 1924 trilobite
 Agnostida - Diplagnostidae
Nahannagnostus logani Pratt 1992 trilobite
 Agnostida - Spinagnostidae
Tomagnostella exsculpta Angelin 1851 trilobite
 Ptychopariida - Llanoaspididae
Nahannicephalus sp. Pratt 1992 trilobite
 Ptychopariida - Cedariidae
 Ptychopariida - Menomoniidae
? Bolaspidella sp. Resser 1937 trilobite
 Ptychopariida - Norwoodiidae
 Ptychopariida - Lonchocephalidae
 Ptychopariida - Catillicephalidae
 Ptychopariida - Kingstoniidae
Bynumia cf. eumus Walcott 1924 trilobite