Tropidoleptus-Longispina interval, Jaycox Member, Seneca Lake Valley, Ontario Co (Devonian of the United States)

Where: Ontario County, New York (42.8° N, 77.0° W: paleocoordinates 36.9° S, 24.6° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Jaycox Member (Ludlowville Formation), Givetian (387.7 - 382.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal ramp; gray siltstone

• siltstone

Preservation: trace

Collection methods: surface (in situ),

Primary reference: 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]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 9018: authorized by Arnold Miller, entered by Karen Layou on 15.09.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• This list is a composite faunal list for the three localities listed above.
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
crinoid stems
Strophomenata
 Strophomenida - Chonetidae
 Strophomenida - Leptostrophiidae
Rhynchonellata
  - Tropidoleptidae
 Spiriferida - Spinocyrtiidae
 Spiriferida - Mucrospiriferidae
 Athyridida - Rhynchospirinidae
 Athyridida - Meristellidae
Stenolaemata
 Cyclostomata - Hederellidae
Hederella sp. Hall 1883
Trilobita
 Phacopida - Homalonotidae
Dipleura dekayi Green 1832 trilobite
 Ichnofossils -
Zoophycos sp. Massalongo 1855