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 (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 55211: authorized by Shanan Peters, entered by Shanan Peters on 29.09.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Artiopoda | |
? Homagnostus sp. Howell 1935
Kormagnostus seclusus Walcott 1884 | |
Tomagnostella exsculpta Angelin 1851 | |
Proagnostus bulbus Butts 1926 | |
Nahannagnostus logani Pratt 1992 | |
Trilobita | |
Vernaculina wilsoni trilobite
Cedarina cordillerae trilobite | |
Genevievella simon trilobite
? Genevievella campbellina trilobite
Nahannicephalus sp. Pratt 1992 trilobite | |
"Cedaria minor" = Asaphiscus minor
"Cedaria minor" = Asaphiscus minor Walcott 1916 trilobite | |
Hardyoides cf. tenerus trilobite | |
Holmdalia punctata trilobite
Modocia dubia trilobite
Modocia sp. Walcott 1924 trilobite
? Modocia sp. Walcott 1924 trilobite | |
"? Bolaspidella sp." = Bolaspidella, "Hysteropleura schucherti" = Bolaspidella
"? Bolaspidella sp." = Bolaspidella Resser 1937 trilobite
"Hysteropleura schucherti" = Bolaspidella trilobite | |
Kingstonia bealesoides trilobite
Bynumia cf. eumus Walcott 1924 trilobite
Blountia beltensis trilobite | |
? Lonchocephalus pholus trilobite | |
Distazeris acuta trilobite
"? Onchonotopis kobluki" = Onchonotopsis trilobite
Pemphigaspis intermedia trilobite |