St. Albans Fm.: Merioneth, Vermont
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Lingulata
- Lingulida
- Obolidae
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Lingulepis sp.
Hall 1863
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| originally entered as "Lingulepsis sp." | ||||||||||
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Lingulata
- Acrotretida
- Acrotretidae
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Pegmatreta sp.
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| originally entered as "Pegmatrea sp." | ||||||||||
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Rhynchonellata
- Protorthida
- Protorthidae
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? Protorthis sp.
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| originally entered as "? Protorthia sp." | ||||||||||
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Helcionelloida
- Helcionellidae
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Helcionella sp.
Grabau and Shimer 1909
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Agnostida
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Grandagnostus sp.
Howell 1935
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Hastagnostus sp.
Howell 1937
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Agnostida
- Ptychagnostidae
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Ptychagnostus sp.
Jaekel 1909
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Agnostida
- Spinagnostidae
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Hypagnostus sp.
Jaeckel 1909
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Spinagnostus sp.
Howell 1935
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Agnostida
- Peronopsidae
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Quadragnostus sp.
Howell 1935
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Trilobita
- Holocephalinidae
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Meneviella sp.
Stubblefield 1951
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Trilobita
- Llanoaspididae
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Genevievella sp.
Lochmann 1936
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Trilobita
- Ptychopariida
- Catillicephalidae
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Onchonotopis sp.
(Rasetti 1946)
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| originally entered as "Onchonotopsis sp." | ||||||||||
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Catillicephala sp.
Raymond 1937
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Trilobita
- Ptychopariida
- Ptychopariidae
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Vermontella sp.
Howel 1937
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Trilobita
- Ptychopariida
- Solenopleuridae
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Solenopleura sp.
Angelin 1854
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Trilobita
- Ptychopariida
- Alokistocaridae
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Elrathia sp.
Walcott 1924
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Alokistocarella sp.
Resser 1938
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Trilobita
- Ptychopariida
- Marjumiidae
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Modocia sp.
Walcott 1924
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Trilobita
- Redlichiida
- Centropleuridae
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Centropleura sp.
Angelin 1854
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Vermont |
| Coordinates: | 44.5° North, 73.2° West (view map) | ||
| Paleocoordinates: | 31.9° South, 73.3° West | ||
| Basis of coordinate: | based on political unit |
Time
| Period: | Cambrian | Epoch: | Furongian |
| 10 m.y. bin: | Cambrian 5 | ||
| *Period: | Late/Upper Cambrian | ||
| Key time interval: | Merioneth | Trilobite zone: | Paradoxides forchhammeri |
| Age range of interval: | 497 - 485.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | St. Albans Shale | ||||
| Stratigraphy comments: "~Paradoxides forchammer zone" |
Lithology and environment
| Primary lithology: | black,brown,gray "shale" |
| Environment: | marine indet. |
| Geology comments: "micaceouos black, gray-black and tan sh underlying congl.'s. outer shelf? (BA4??) (Palmer: outer detrital belt) geosynclinal | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:"A.B.Shaw 1966. Paleontology of northwestern Vermont. XI Fossils from the Middle Cambrian St. Albans Shale. J. Paleo 40:843-858" | |
Metadata
| Database number: | 217 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 1998-11-20 10:07:18 | Last modified: | 2019-06-09 17:12:32 |
| Access level: | the public | Released: | 1998-11-20 10:07:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 61233. | A. B. Shaw. 1966. Paleontology of Northwestern Vermont. XI Fossils from the Middle Cambrian St. Albans Shale. Journal of Paleontology 40:843-858 [M. Uhen/J. Ju] |