BA -320 [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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Ioxys acutangulus
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Sarotroceras oblita
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Scleritomorph informal indet. B
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Tubullela sp.
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Amiskiwia sagittiformis
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Hyolithida
- Hyolithidae
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Haplophrentis carinatus
(Matthew 1899)
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Lingulata
- Lingulida
- Obolidae
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Lingulella waptaensis
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Paterinata
- Paterinida
- Paterinidae
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Micromitra burgessensis
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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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Burgessochaeta setigera
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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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unclassified
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Odontogriphus omalus
Conway-Morris 1976
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Molaria spinifera
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Hymenocarina
- Perspicarididae
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Perspicaris recondita
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Canadaspidida
- Canadaspididae
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Canadaspis perfecta
(Walcott 1912)
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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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Radiodonta
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Laggania cambrica
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Radiodonta
- Hurdiidae
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Hurdia sp.
Walcott 1912
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unclassified
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Sidneyia inexpectans
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Emeraldella brocki
Walcott 1912
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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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Nektaspidida
- Naraoiidae
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Naraoia compacta
Walcott 1912
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Trilobita
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Trilobita indet.
Walch 1771
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Trilobita
- Ptychopariida
- Alokistocaridae
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Elrathia permulta
(Walcott 1918)
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Ehmaniella burgessensis
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Bradoriida
- Svealutidae
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Liangshanella burgessensis
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Liangshanella informal sp. A
Huo 1956
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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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Ottoidae
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Ottoia prolifica
Walcott 1911
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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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Miskoidae
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Louisella pedunculata
Conway Morris 1977
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unclassified
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Porifera informal indet. D
Grant 1836
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Heteractinida
- Octactinellida
- Eiffeliidae
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Petaloptyon danei
Raymond 1931
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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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Pikaia gracilens
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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Marpolia spissa
Walcott 1919
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Morania sp.
Walcott 1919
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Algae
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Algae informal indet. A
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| Listed as "Alga A" | ||||||||||
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Algae informal indet. D
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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: | -320 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 50 mm thick bed, 320 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: | 1561 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: | 84435 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2008-10-18 21:10:37 | Last modified: | 2022-11-13 00:17:07 |
| Access level: | the public | Released: | 2008-10-18 21:10:37 |
| 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] |