Where: Niagara County, New York (43.1° N, 79.0° W: paleocoordinates 27.0° S, 44.7° W)
• coordinate based on nearby landmark
When: Oak Orchard Formation, Wenlock (433.4 - 427.4 Ma)
• 12.2 m above base. The Oak Orchard Fm. spans the Ozarkodina? crassa - Ancoradella ploeckensis zones. It is not possible to tell exactly where each sample location falls within these zones.
Environment/lithology: marine; dolomite
Primary reference: 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]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 776: authorized by John Alroy, entered by Mike Sommers on 04.03.1999, edited by Emilia Jarochowska
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Panderodus unicostatus Branson and Mehl 1933 conodont | |
"Ozarkodina excavata" = Wurmiella excavata
"Ozarkodina excavata" = Wurmiella excavata Branson and Mehl 1933 conodont | |
| |
Pseudooneotodus bicornis Drygant 1974 conodont |