Tropidoleptus-Longispina interval, Canandaigua Lake Valley, Jaycox Member, Ontar: Givetian, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Cypricardella bellistriata
Conrad 1842
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Atelestrocrinus sp.
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Blastoidea
- Spiraculata
- Nucleocrinidae
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Placoblastus sp.
Fay 1961
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Crinoidea
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Crinoidea indet.
Miller 1821
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| crinoid stems | ||||||||||
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unclassified
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Bryozoa indet.
Ehrenberg 1831
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| fenestrates | ||||||||||
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Stenolaemata
- Cystoporata
- Fistuliporidae
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Fistuliporidae indet.
Ulrich 1882
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| massive forms | ||||||||||
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Rhynchonellata
- Spiriferida
- Mucrospiriferidae
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Mucrospirifer mucronatus
(Conrad 1841)
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Rhynchonellata
- Spiriferida
- Spinocyrtiidae
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Mediospirifer audaculus
(Conrad 1842)
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Rhynchonellata
- Athyridida
- Rhynchospirinidae
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Trematospira gibbosa
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Rhynchonellata
- Athyridida
- Meristellidae
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Meristella haskinsi
Hall 1860
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Rhynchonellata
- Tropidoleptidae
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Tropidoleptus carinatus
(Conrad 1839)
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Strophomenata
- Strophomenida
- Chonetidae
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Longispina mucronatus
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Strophomenata
- Strophomenida
- Douvillinidae
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Douvillina inequistriata
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Bivalvia
- Grammysiidae
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Grammysia alveata
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Gastropoda
- Euomphalina
- Platyceratidae
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Naticonema lineata
(Conrad 1842)
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| corrected as Platyostoma lineata | ||||||||||
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Trilobita
- Phacopida
- Phacopidae
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Phacops rana
(Green 1832)
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| recombined as Eldredgeops rana | ||||||||||
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unclassified
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Zoophycos sp.
(Massalongo 1855)
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New York | County: | Ontario |
| Coordinates: | 42.8° North, 77.3° West (view map) | ||||
| Paleocoordinates: | 36.8° South, 24.9° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Devonian | Epoch: | Middle Devonian |
| Stage: | Givetian | 10 m.y. bin: | Devonian 3 |
| Key time interval: | Givetian | ||
| Age range of interval: | 387.70000 - 382.70000 m.y. ago |
Stratigraphy
| Formation: | Ludlowville | Member: | Jaycox |
| Regional section: | Canandaigua Lake Valley | Regional bed: | Tropidoleptus-Longispina interval |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | gray siltstone | ||
| Lithology description: siltstone | |||
| Environment: | deep subtidal ramp | Tectonic setting: | foreland basin |
Taphonomy
| Modes of preservation: | body,trace |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:This list is a composite list for this interval for the four localities listed above. Straight burrows were also recorded for this bed. | |
Metadata
| Database number: | 9002 | ||
| Authorizer: | A. Miller | Enterer: | K. Layou |
| Modifier: | C. Ferguson | Research group: | marine invertebrate |
| Created: | 2000-09-14 14:05:32 | Last modified: | 2004-04-27 18:49:56 |
| Access level: | the public | Released: | 2000-11-20 13:53:41 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 762. | S. M. Mayer. 1989. Stratigraphy and Paleontology of the Jaycox Shale Member, Hamilton Group of the Finger Lakes Region of New York State. 1-121 [A. Miller/K. Layou/M. Uhen] |