Oneida Outlet - Williamson (Silurian of the United States)
Where: Onondaga County, New York (43.2° N, 76.1° W: paleocoordinates 25.8° S, 45.1° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Williamson Formation (Clinton Group), Telychian (438.5 - 433.4 Ma)
• formation-level stratigraphic resolution
Environment/lithology: offshore; lithified, pyritic, green shale and lithified, shelly/skeletal grainstone
• Green fissile shale with minor limestone lenses, pyrite. Some lenses composed mostly of fossils
Primary reference: T. Gillette. 1947. The Clinton of Western and Central New York. New York State Museum Bulletin (341) [L. Ivany/P. Wall]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 82558: authorized by Linda Ivany, entered by Patrick Wall on 28.07.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| unclassified | |
| Pterobranchia | |
|
Dictyonema gracilis graptolite
Dictyonema retiforme graptolite | |
|
| |
|
Monograptus clintonensis graptolite | |
| Lingulata | |
|
Lingula lamellata Hall 1843 | |
| Rhynchonellata | |
"Coelospira sulcata" = Eocoelia sulcata
"Coelospira sulcata" = Eocoelia sulcata Prouty 1923 | |
"Spirifer radiatus" = Eospirifer radiatus, Cyrtia meta
"Spirifer radiatus" = Eospirifer radiatus Sowerby 1834 | |
|
Atrypa reticularis Linnaeus 1758 | |
"Bilobites biloba" = Dicoelosia
"Bilobites biloba" = Dicoelosia | |
| Strophomenata | |
"Sowerbyella transversalis" = Eoplectodonta (Eoplectodonta) transversalis
"Sowerbyella transversalis" = Eoplectodonta (Eoplectodonta) transversalis Wahlenberg 1818 | |
|
Leptaena rhomboidalis Wahlenberg 1818 | |
| Gastropoda | |
|
Cyclonema varicosum Hall 1861 snail | |
| Bivalvia | |
|
Leptodesma rhomboideum oyster
Pterinea emacerata oyster | |
| Trilobita | |
|
Calymene clintoni trilobite | |
|
Dalmanites limulurus trilobite | |
| Ostracoda | |
|
Beyrichia aff. lakemontensis ostracod
Dibolbina sp. Ulrich and Bassler 1923 ostracod | |
| Anthozoa | |
"Palaeocyclus rotuloides" = Porpites rotuloides
"Palaeocyclus rotuloides" = Porpites rotuloides Hall 1852 horn coral | |
|
Enterolasma caliculum horn coral | |