BA -430 [Great Phyllopod Bed, Walcott Quarry Mbr, Burgess Shale Fm]: Delamaran, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Hyolithida - Hyolithidae
Haplophrentis carinatus (Matthew 1899)
Paterinata - Paterinida - Paterinidae
Micromitra burgessensis
Lingulata - Lingulida - Obolidae
Lingulella waptaensis
unclassified
Ioxys acutangulus
Scleritomorph informal indet. A
Strephanoscolex argutus
Rhynchonellata - Orthida - Bohemiellidae
Diraphora bellicostata
Tergomya - Scenellidae
Scenella amii (Matthew 1902)
unclassified
Wiwaxia corrugata (Matthew 1899)
Bradoriida - Svealutidae
Liangshanella burgessensis
unclassified
Burgessia bella
Nektaspidida - Naraoiidae
Naraoia compacta Walcott 1912
Agnostida - Peronopsidae
Ptychagnostus praecurrens (Westergård 1936)
Trilobita - Ptychopariida - Ptychopariidae
Elrathina cordillerae (Rominger 1887)
Trilobita - Ptychopariida - Alokistocaridae
Ehmaniella burgessensis
unclassified
Sidneyia inexpectans
Radiodonta - Hurdiidae
Hurdia sp. Walcott 1912
Radiodonta
Laggania cambrica
Megacheira - Yohoiida - Yohoiidae
Yohoia tenuis
Waptiida - Waptiidae
Waptia fieldensis Walcott 1912
Canadaspidida - Canadaspididae
Canadaspis perfecta (Walcott 1912)
Ottoidae
Ottoia prolifica Walcott 1911
Selkirkiimorpha - Selkirkiidae
Selkirkia columbia Conway Morris 1977
Pikaidae
Oesia sp. Walcott 1911
Demospongiae - Protomonaxonida - Hazeliidae
Hazelia sp. Walcott 1920
Wiwaxidae
Pollingeria grandis Walcott 1911
Marrellomorpha - Marrellida
Marrella splendens
see common names

Geography
Country:Canada State/province:British Columbia
Coordinates: 51.4° North, 116.5° West (view map)
Paleocoordinates:3.7° South, 80.0° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Cambrian
10 m.y. bin: Cambrian 3
Key time interval: Delamaran
Age range of interval: 511 - 506.5 m.y. ago
Stratigraphy
Geological group:Chancellor Formation:Burgess Shale Member:Walcott Quarry
Local section:Walcott Quarry Local bed:-430 cm
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: 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".
Lithology and environment
Primary lithology: lithified calcareous siltstone
Secondary lithology: lithified cherty/siliceous mudstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Cm-scale interbedded siliceous mudstone and calcisiltites. LITHIFICATION: Lithified.
Environment:deep-water indet.
Geology comments: ENVIRONMENT: Deep-water depositional environment.
Taphonomy
Modes of preservation:body,cast,mold/impression,adpression,soft parts
Size of fossils:macrofossils
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:selective quarrying,field collection
Collection size:430 specimens
Reason for describing collection:paleoecologic analysis
Museum repositories:ROM
Collection method comments: COLLECTOR: Royal Ontario Museum staff. REPOSTORY: Royal Ontario Museum (ROM).
Taxonomic list comments:COVERAGE: Exhaustive for all taxa. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature, and species-resolution identifications.
Metadata
Database number:84416
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:M. Clapham Research group:marine invertebrate
Created:2008-10-18 18:35:53 Last modified:2022-11-13 00:12:57
Access level:the public Released:2008-10-18 18:35:53
Creative Commons license:CC BY
Reference information

Primary reference:
28283. 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]