BA -400 [Great Phyllopod Bed, Walcott Quarry Mbr, Burgess Shale Fm]: Delamaran, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Ioxys acutangulus
Scleritomorph informal indet. A
Sarotroceras oblita
Strephanoscolex argutus
Scleritomorph informal indet. B
Tubullela sp.
Amiskiwia sagittiformis
Morania sp. Walcott 1919
Algae
Algae informal indet. D
Dictyophycus gracilis Ruedemann 1931
Florideophyceae - Ceramiales - Rhodomelaceae
Wahpia sp. Walcott 1919
unclassified
Burgessochaeta setigera
Peronochaeta dubia
Odontogriphus omalus Conway-Morris 1976
Tergomya - Scenellidae
Scenella amii (Matthew 1902)
unclassified
Wiwaxia corrugata (Matthew 1899)
original and current combination Orthotheca corrugata
Lingulata - Lingulida - Obolidae
Lingulella informal sp. A Salter 1866
Lingulata - Acrotretida
Acrothyra gregaria
Paterinata - Paterinida - Paterinidae
Micromitra burgessensis
Micromitra burgessensis
Kutorginata - Kutorginida - Nisusiidae
Nisusia burgessensis
Rhynchonellata - Orthida - Bohemiellidae
Diraphora bellicostata
Hyolithida - Hyolithidae
Haplophrentis carinatus (Matthew 1899)
unclassified
Arthropoda informal indet. A Latreille 1829
Trilobita
Trilobita indet. Walch 1771
Trilobita - Ptychopariida - Alokistocaridae
Ehmaniella burgessensis
Elrathia permulta (Walcott 1918)
Trilobita - Ptychopariida - Ptychopariidae
Elrathina cordillerae (Rominger 1887)
unclassified
Sidneyia inexpectans
Emeraldella brocki Walcott 1912
Agnostida - Peronopsidae
Ptychagnostus praecurrens (Westergård 1936)
recombined as Pentagnostus praecurrens
Nektaspidida - Naraoiidae
Naraoia compacta Walcott 1912
Naraoia compacta Walcott 1912
Radiodonta
Laggania cambrica
Radiodonta - Hurdiidae
Hurdia sp. Walcott 1912
Megacheira - Leanchoiliida - Leanchoiliidae
Alalcomenaeus cambricus
Leanchoilia superlata Walcott 1912
Megacheira - Yohoiida - Yohoiidae
Yohoia tenuis
Hymenocarina - Perspicarididae
Perspicaris recondita
Canadaspidida - Canadaspididae
Canadaspis perfecta (Walcott 1912)
Waptiida - Waptiidae
Waptia fieldensis Walcott 1912
unclassified
Habelia optata
Bradoriida - Svealutidae
Liangshanella burgessensis
Liangshanella informal sp. A Huo 1956
unclassified
Molaria spinifera
Burgessia bella
Priapulida informal indet. B Théel 1906
Fieldiidae
Fieldia lanceolata Walcott 1912
Ottoidae
Ottoia prolifica Walcott 1911
Miskoidae
Louisella pedunculata Conway Morris 1977
Selkirkiidae
Selkirkia columbia Conway Morris 1977
unclassified
Metazoa informal indet. J Haeckel 1874
synonym of Animalia
Listed as "indet. J"
Coeloscleritophora - Chancelloriida - Chancelloriidae
Chancelloria eros Walcott 1920
unclassified
Bosworthia sp. Walcott 1919
Ctenorhabdotus sp. Conway Morris and Collins 1996
Pikaidae
Oesia sp. Walcott 1911
unclassified
Porifera informal indet. C Grant 1836
Demospongiae - Protomonaxonida - Hazeliidae
Hazelia sp. Walcott 1920
Demospongiae - Protomonaxonida - Takakkawiidae
Takakkawia lineata Walcott 1920
Wiwaxidae
Pollingeria grandis Walcott 1911
Pollingeria grandis Walcott 1911
Canadidae
Canadia spinosa 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:511.00000 - 506.50000 m.y. ago
Stratigraphy
Geological group:Chancellor Formation:Burgess Shale Member:Walcott Quarry
Local section:Walcott Quarry Local bed:-400 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, 400 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:2548 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:84418
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:M. Clapham Research group:marine invertebrate
Created:2008-10-18 18:38:34 Last modified:2022-11-13 00:13:25
Access level:the public Released:2008-10-18 18:38:34
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]