Loc. A, Port Henry, Crown Point Fm.: Chazyan, Vermont
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhodophyceae
- Solenoporaceae
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Solenopora sp.
Dybowski 1877
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Stromatoporoidea
- Labechiida
- Stromatoceriidae
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Stromatocerium sp.
Hall 1847
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Anthozoa
- Stauriida
- Streptelasmatidae
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Streptelasma expansum
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Anthozoa
- Stauriida
- Lambelasmatidae
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Lambeophyllum profundum
(Conrad 1843)
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Anthozoa
- Sarcinulida
- Billingsariidae
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Foerstephyllum wissleri
Welby 1961
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Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Rostricellula pristina
(Raymond 1905)
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Rhynchonellata
- Orthida
- Orthidae
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Orthambonites exfoliatus
(Raymond 1905)
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recombined as Orthambonites exfoliata | |||||||
see common names |
Geography
Country: | United States | State/province: | Vermont |
Coordinates: | 44.2° North, 73.3° West (view map) | ||
Paleocoordinates: | 29.2° South, 56.6° West | ||
Basis of coordinate: | estimated from map |
Time
Period: | Ordovician | Epoch: | Middle Ordovician |
Stage: | Darriwilian | ||
Key time interval: | Chazyan | ||
Age range of interval: | 468.10000 - 460.90000 m.y. ago |
Stratigraphy
Formation: | Crown Point |
Lithology and environment
Primary lithology: | black,blue "limestone" |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection excludes: | some genera |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 175905 | ||
Authorizer: | B. Kröger | Enterer: | B. Kröger |
Modifier: | B. Kröger | Research group: | marine invertebrate |
Created: | 2016-01-18 04:43:44 | Last modified: | 2016-01-18 06:23:59 |
Access level: | the public | Released: | 2016-01-18 04:43:44 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
57648. | C. W. Welby. 1961. Paleontological Notes: Occurrence of Foerstephyllum in Chazyan Rocks of vermont. Journal of Paleontology 35(2):391-400 [B. Kröger/B. Kröger] |