Where: British Columbia, Canada (51.4° N, 116.5° W: paleocoordinates 3.7° S, 80.0° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Walcott Quarry Member (Burgess Shale Formation), Delamaran (513.0 - 505.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Great Phyllopod Bed of the Walcott Quarry Member, Burgess Shale Fm, Chancellor Gp, which overlies the Wash Limestone Mbr, and is overlain by the Raymond Quarry Shale Mbr. AGE: early Middle Cambrian, Delamaran North American stage. STRATIGRAPHIC POSITION: From 20 mm thick bed, 430 cm below "lower ginger layer, representing the base of the "Phyllopod Bed".
• bed-level stratigraphic resolution
Environment/lithology: deep-water; lithified, calcareous siltstone and lithified, cherty/siliceous mudstone
Size class: macrofossils
Preservation: cast, mold/impression, adpression, soft parts
Reposited in the ROM
Collection methods: quarrying,
• COLLECTOR: Royal Ontario Museum staff. REPOSTORY: Royal Ontario Museum (ROM).
Primary reference: J.-B. Caron and D. A. Jackson. 2008. Paleoecology of the Greater Phyllopod Bed community, Burgess Shale. Palaeogeography, Palaeoclimatology, Palaeoecology 258:222-256 [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 84416: authorized by Austin Hendy, entered by Austin Hendy on 18.10.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Oesia sp. Walcott 1911 | |
Demospongiae | |
Hazelia sp. Walcott 1920 demosponge | |
Tergomya | |
Scenella amii Matthew 1902 | |
Wiwaxia corrugata Matthew 1899 | |
Rhynchonellata | |
Paterinata | |
Lingulata | |
Hyolitha | |
Haplophrentis carinatus Matthew 1899 | |
Ottoia prolifica Walcott 1911 | |
Selkirkia columbia Conway Morris 1977 | |
Burgessia | |
Megacheira | |
Crustacea | |
Waptia fieldensis Walcott 1912 | |
Canadaspis perfecta Walcott 1912 | |
Artiopoda | |
Naraoia compacta Walcott 1912 | |
Trilobita | |
Ehmaniella burgessensis trilobite | |
Elrathina cordillerae Rominger 1887 trilobite | |
Artiopoda | |
"Ptychagnostus praecurrens" = Pentagnostus praecurrens
"Ptychagnostus praecurrens" = Pentagnostus praecurrens WestergÄrd 1936 | |
Life | |
Hurdia sp. Walcott 1912 | |
Marrellomorpha | |
Pollingeria grandis Walcott 1911 |