Niagara Gorge section 2, Irondequoit Limestone Fm. (Rockway Mbr.- 24.8 m), Niaga: Wenlock, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Conodonta
- Panderodontida
- Panderodontidae
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Panderodus unicostatus
(Branson and Mehl 1933)
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25 elements | |||||||||
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Conodonta
- Prioniodontida
- Balognathidae
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Pterospathodus amorphognathoides
Walliser 1964
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5 elements | |||||||||
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Conodonta
- Prioniodontida
- Distomodontidae
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Distomodus staurognathoides
(Walliser 1964)
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6 elements | |||||||||
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Johnognathus huddlei
Walliser 1964
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2 elements | |||||||||
| s.f. | ||||||||||
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Conodonta
- Prioniodontida
|
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Pseudooneotodus bicornis
Drygant 1974
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3 elements | |||||||||
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Conodonta
- Ozarkodinida
- Spathognathodontodae
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Ozarkodina polinclinata
(Nicoll and Rexroad 1968)
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1 element | |||||||||
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Ozarkodina excavata
(Branson and Mehl 1933)
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2 elements | |||||||||
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Conodonta
- Ozarkodinida
- Kockelellidae
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Kockelella ranuliformis
(Walliser 1964)
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1 element | |||||||||
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Conodonta
- Ozarkodinida
- Pterospathodontidae
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Carniodus carnulus
Walliser 1964
|
2 elements | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New York | County: | Niagara |
| Coordinates: | 43.2° North, 79.0° West (view map) | ||||
| Paleocoordinates: | 26.9° South, 44.7° West | ||||
| Basis of coordinate: | based on nearby landmark |
Time
| Period: | Silurian | Epoch: | Wenlock |
| 10 m.y. bin: | Silurian 2 | ||
| Key time interval: | Wenlock | Zone: | Kockelella ranuliformis |
| Age range of interval: | 433.4 - 427.4 m.y. ago |
Stratigraphy
| Formation: | Irondequoit Limestone | Member: | Rockway | ||
| Stratigraphy comments: 24.8 m above base. |
Lithology and environment
| Primary lithology: | dolomite |
| Environment: | marine indet. |
| Geology comments: argillaceous dolomite according to strat column. no environment info given. | |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:conodonts only. | |
Metadata
| Database number: | 768 | ||
| Authorizer: | J. Alroy | Enterer: | M. Sommers |
| Modifier: | C. Visaggi | Research group: | marine invertebrate |
| Created: | 1999-03-04 14:56:46 | Last modified: | 2004-03-11 16:25:09 |
| Access level: | the public | Released: | 2000-11-20 13:53:09 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 28. | M. A. Kleffner. 1991. Conodont biostratigraphy of the upper part of the Clinton Group and the Lockport Group (Silurian) in the Niagara Gorge region, New York and Ontario. Journal of Paleontology 65(3):500-511 [J. Alroy/M. Sommers/J. Alroy] |