BA -480 [Great Phyllopod Bed, Walcott Quarry Mbr, Burgess Shale Fm]: Delamaran, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Scleritomorph informal indet. A
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Strephanoscolex argutus
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Scleritomorph informal indet. B
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Amiskiwia sagittiformis
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Florideophyceae
- Ceramiales
- Rhodomelaceae
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Wahpia sp.
Walcott 1919
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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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Pikaidae
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Oesia sp.
Walcott 1911
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Coeloscleritophora
- Chancelloriida
- Chancelloriidae
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Chancelloria eros
Walcott 1920
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unclassified
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Odontogriphus omalus
Conway-Morris 1976
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Wiwaxia corrugata
(Matthew 1899)
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| original and current combination Orthotheca corrugata | ||||||||||
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Tergomya
- Scenellidae
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Scenella amii
(Matthew 1902)
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Hyolithida
- Hyolithidae
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Haplophrentis carinatus
(Matthew 1899)
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Rhynchonellata
- Orthida
- Bohemiellidae
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Diraphora bellicostata
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Kutorginata
- Kutorginida
- Nisusiidae
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Nisusia burgessensis
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Paterinata
- Paterinida
- Paterinidae
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Micromitra burgessensis
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Lingulata
- Lingulida
- Obolidae
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Lingulella waptaensis
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Lingulata
- Acrotretida
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Acrothyra gregaria
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unclassified
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Annelida informal indet C
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| Listed as "worm-like C" | ||||||||||
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Burgessochaeta setigera
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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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Arthropoda informal indet. B
Latreille 1829
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Bradoriida
- Svealutidae
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Liangshanella burgessensis
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Odaraiida
- Pectocariidae
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Odaraia alata
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| synonym of Pectocaris | ||||||||||
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unclassified
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Burgessia bella
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Plenocaris plena
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Sidneyia inexpectans
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Agnostida
- Peronopsidae
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Ptychagnostus praecurrens
(Westergård 1936)
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| recombined as Pentagnostus praecurrens | ||||||||||
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Trilobita
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Trilobita indet.
Walch 1771
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Trilobita
- Ptychopariida
- Ptychopariidae
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Elrathina cordillerae
(Rominger 1887)
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Trilobita
- Ptychopariida
- Alokistocaridae
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Ehmaniella burgessensis
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Nektaspidida
- Naraoiidae
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Naraoia compacta
Walcott 1912
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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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Canadaspidida
- Canadaspididae
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Canadaspis perfecta
(Walcott 1912)
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unclassified
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Branchiocaris pretiosa
(Resser 1929)
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Megacheira
- Leanchoiliida
- Leanchoiliidae
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Leanchoilia superlata
Walcott 1912
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Megacheira
- Yohoiida
- Yohoiidae
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Yohoia tenuis
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unclassified
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Marpolia spissa
Walcott 1919
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Morania sp.
Walcott 1919
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Canadidae
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Canadia spinosa
Walcott 1911
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Wiwaxidae
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Pollingeria grandis
Walcott 1911
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Marrellomorpha
- Marrellida
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Marrella splendens
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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: | -480 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, 480 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: | 381 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: | 84412 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2008-10-18 18:29:17 | Last modified: | 2022-11-13 00:12:01 |
| Access level: | the public | Released: | 2008-10-18 18:29:17 |
| 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] |