Normanskill Fm., Ord. (Caradoc; Black River or Wilderness): Blackriveran, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Asaphida
- Asaphidae
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Niobe sp.
Angelin 1851
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Malacostraca
- Discinocarididae
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Discinocaris sp.
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Malacostraca
- Archaeostraca
- Caryocarididae
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Caryocaris sp.
Salter 1863
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Eurypterida
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Eurypterida indet.
Burmeister 1843
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| very questionable | ||||||||||
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Lingulata
- Lingulida
- Obolidae
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Leptobolus sp.
Hall 1871
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Lingulata
- Lingulida
- Paterulidae
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Paterula sp.
Barrande 1879
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Lingulata
- Lingulida
- Discinidae
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Orbiculoidea sp.
d'Orbigny 1847
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Schizotreta sp.
Kutorga 1848
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unclassified
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Graptospongia sp.
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Emmelozoe sp.
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Polychaeta
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Haileyia sp.
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Pterobranchia
- Graptoloidea
- Glossograptidae
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Glossograptus sp.
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Cryptograptus sp.
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Pterobranchia
- Graptoloidea
- Abrograptidae
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Reteograptus sp.
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| originally entered as "Retiograptus sp." | ||||||||||
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Pterobranchia
- Graptoloidea
- Retiolitidae
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Glyptograptus sp.
Lapworth 1873
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Pterobranchia
- Graptoloidea
- Dicranograptidae
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Dicellograptus sp.
Hopkinson 1871
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Leptograptus sp.
Lapworth 1873
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Dicranograptus sp.
(Hall 1865)
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Nemagraptus sp.
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Pterobranchia
- Graptoloidea
- Lasiograptidae
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Hallograptus sp.
Lapworth 1876
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Pterobranchia
- Graptoloidea
- Diplograptidae
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Diplograptus sp.
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Amplexograptus sp.
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Corynoides sp.
Nicholson 1867
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Orthograptus sp.
Lapworth 1873
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Pterobranchia
- Graptoloidea
- Climacograptidae
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Climacograptus sp.
Hall 1865
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New York |
| Coordinates: | 42.7° North, 73.8° West (view map) | ||
| Paleocoordinates: | 29.1° South, 54.7° West | ||
| Basis of coordinate: | based on political unit |
Time
| Period: | Ordovician | Epoch: | Late Ordovician |
| 10 m.y. bin: | Ordovician 4-5 | *Epoch: | Caradoc | *Local age/stage: | Black River |
| Key time interval: | Blackriveran | ||
| Age range of interval: | 457 - 449.8 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Normanskill | ||||
| Stratigraphy comments: "Ord. (Black River or Wilderness). Caradoc" |
Lithology and environment
| Primary lithology: | black sandstone |
| Secondary lithology: | "shale" |
| Environment: | submarine fan |
| Geology comments: "Black sh and graywacke. deepwater (BA6)" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:"Ruedemann, 1934. Berry, 1962" | |
Metadata
| Database number: | 328 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | R. Plotnick | Research group: | marine invertebrate |
| Created: | 1998-11-20 10:07:18 | Last modified: | 2024-03-31 19:20:58 |
| Access level: | the public | Released: | 1998-11-20 10:07:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 61164. | W. B. N. Berry. 1962. Stratigraphy, zonation and age of the Schaghticoke, Deepkill, and Normanskill Shales, eastern New York. Geological Society America Bulletin 73:695-718 [M. Uhen/J. Ju] |
Secondary references:
| 61163 | R. Ruedemann. 1934. Paleozoic plankton of North America. Geological Society of America Memoirs 2:1-141 [M. Uhen/J. Ju/J. Ju] |