Yoho Shale lentil: Delamaran, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Lingulata
- Acrotretida
- Acrotretidae
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Acrotreta sp.
Kutorga 1848
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Lingulata
- Lingulida
- Acrothelidae
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Acrothele sp.
Linnarsson 1876
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Paterinata
- Paterinida
- Paterinidae
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Dictyonina sp.
Cooper 1942
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? Paterina sp.
Beecher 1891
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| originally entered as "? Paterina sp." | ||||||||||
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Hyolithida
- Hyolithidae
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Hyolithes sp.
d'Eichwald 1840
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Tergomya
- Tryblidiida
- Protoconchoididae
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Scenella sp.
Billings 1872
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= ? Protoconchioides rasettii
Geyer 1994
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Geyer 1994 | |||||||||
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Trilobita
- Corynexochida
- Oryctocephalidae
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Oryctocephalus sp.
Walcott 1886
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Trilobita
- Corynexochida
- Dorypygidae
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Ogygopsis sp.
Walcott 1889
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Trilobita
- Corynexochida
- Zacanthoididae
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Stephenaspis sp.
Rasetti 1951
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Trilobita
- Corynexochida
- Dolichometopidae
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Wenkchemnia sp.
Rasseti 1951
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Poliella sp.
(Walcott 1916)
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Trilobita
- Ptychopariida
- Ptychopariidae
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Syspacephalus sp.
Resser 1936
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Trilobita
- Ptychopariida
- Alokistocaridae
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Chancia sp.
Walcott 1924
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Amecephalus sp.
Walcott 1924
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| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | British Columbia |
| Coordinates: | 52.8° North, 119.3° West (view map) | ||
| Paleocoordinates: | 39.6° North, 119.0° West (Wright 2013) | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | basin |
Time
| Period: | Cambrian | ||
| 10 m.y. bin: | Cambrian 3 | ||
| *Period: | Late/Upper Cambrian | ||
| Key time interval: | Delamaran | Trilobite zone: | Plagiura - Poliella |
| Age range of interval: | 511 - 506.5 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Mount Whyte | Member: | Yoho Shale | ||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: M. Camb., Plagiura-Poliella zone. Was Merioneth, but Plagiura-Poliella is Delamaran (PJW). | |||||
Lithology and environment
| Primary lithology: | gray cherty/siliceous "shale" |
| Environment: | marine indet. |
| Geology comments: "135 ft. of siliceous, fissile, dark grey shale, outer detrital belt, geosynclinal (pre-orogenic) BA4?" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:"C Deiss 1939. Cambrian formations of southwestern Alberta and southeastern British Columbia. GSA Bull. 50:951-1026." | |
Metadata
| Database number: | 197 | ||
| Authorizer: | J. Sepkoski, P. Wagner | Enterer: | M. Sommers, P. Wagner |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 1998-11-20 10:07:18 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 1998-11-20 10:07:18 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 32149. | C. F. Deiss. 1939. Cambrian formations of southwestern Alberta and southeastern British Columbia. Geological Society America Bulletin 50(6):951-1026 [P. Wagner/P. Wagner/J. Ju] |
Secondary references:
| 11618 | G. Geyer. 1994. Middle Cambrian mollusks from Idaho and early conchiferan evolution. New York State Museum Bulletin 481(1):69-86 [P. Wagner/P. Wagner/P. Wagner] |