BA -245 [Great Phyllopod Bed, Walcott Quarry Mbr, Burgess Shale Fm]: Delamaran, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Ioxys acutangulus
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Tubullela sp.
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Selkirkiimorpha
- Selkirkiidae
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Selkirkia informal sp. A
Walcott 1911
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Selkirkia columbia
Conway Morris 1977
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Ottoidae
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Ottoia prolifica
Walcott 1911
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unclassified
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Plenocaris plena
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Bradoriida
- Svealutidae
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Liangshanella burgessensis
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unclassified
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Hanburia gloriosa
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Sidneyia inexpectans
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Trilobita
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Trilobita indet.
Walch 1771
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Trilobita
- Ptychopariida
- Alokistocaridae
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Ehmaniella burgessensis
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Trilobita
- Ptychopariida
- Ptychopariidae
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Elrathina cordillerae
(Rominger 1887)
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Nektaspidida
- Naraoiidae
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Naraoia compacta
Walcott 1912
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Agnostida
- Peronopsidae
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Ptychagnostus praecurrens
(WestergÄrd 1936)
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recombined as Pentagnostus praecurrens | |||||||
Radiodonta
- Hurdiidae
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Hurdia sp.
Walcott 1912
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Radiodonta
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Laggania cambrica
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Waptiida
- Waptiidae
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Waptia fieldensis
Walcott 1912
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Megacheira
- Yohoiida
- Yohoiidae
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Yohoia tenuis
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unclassified
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Burgessia bella
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Odaraiida
- Pectocariidae
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Odaraia alata
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synonym of Pectocaris | |||||||
Hyolithida
- Hyolithidae
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Haplophrentis carinatus
(Matthew 1899)
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Paterinata
- Paterinida
- Paterinidae
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Micromitra burgessensis
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Paterina zenobia
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Lingulata
- Acrotretida
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Acrothyra gregaria
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Lingulata
- Lingulida
- Obolidae
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Lingulella waptaensis
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Kutorginata
- Kutorginida
- Nisusiidae
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Nisusia burgessensis
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Rhynchonellata
- Orthida
- Bohemiellidae
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Diraphora bellicostata
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unclassified
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Wiwaxia corrugata
(Matthew 1899)
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original and current combination Orthotheca corrugata | |||||||
Tergomya
- Scenellidae
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Scenella amii
(Matthew 1902)
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Pterobranchia
- Dendroidea
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Chaunograptus scandens
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Eldoniidae
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Eldonia ludwigi
Walcott 1911
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Demospongiae
- Protomonaxonida
- Hazeliidae
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Hazelia sp.
Walcott 1920
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Demospongiae
- Protomonaxonida
- Takakkawiidae
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Takakkawia lineata
Walcott 1920
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Demospongiae
- Protomonaxonida
- Hamptoniidae
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Hamptonia bowerbanki
Walcott 1920
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Demospongiae
- Protomonaxonida
- Halichondritidae
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Halicondrites elissa
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original and current combination Halichondrites | |||||||
Coeloscleritophora
- Chancelloriida
- Chancelloriidae
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Chancelloria eros
Walcott 1920
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unclassified
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Cambrorhytium major
(Walcott 1908)
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recombined as Selkirkia major | |||||||
Cambrorhytium fragilis
(Walcott 1911)
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original and current combination Selkirkia fragilis | |||||||
Florideophyceae
- Ceramiales
- Rhodomelaceae
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Wahpia sp.
Walcott 1919
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unclassified
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Yuknessia simplex
Walcott 1919
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Algae
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Dictyophycus gracilis
Ruedemann 1931
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unclassified
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Morania sp.
Walcott 1919
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Marrellomorpha
- Marrellida
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Marrella splendens
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Wiwaxidae
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Pollingeria grandis
Walcott 1911
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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: | -245 cm | ||
Local order: | top to bottom | ||||
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 22 mm thick bed, 245 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: | 4613 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: | 84430 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2008-10-18 21:06:00 | Last modified: | 2022-11-13 00:11:10 |
Access level: | the public | Released: | 2008-10-18 21:06:00 |
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] |