Where: New York (43.3° N, 75.1° W: paleocoordinates 28.9° S, 57.9° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Spillway Member (Rust Formation), Middle Ordovician (470.0 - 458.4 Ma)
Environment/lithology: marine; lithified, lenticular, fine-grained, shelly/skeletal wackestone
Size class: macrofossils
Collected by Thomas E. Whiteley in 1990-1999; reposited in the MCZ
Collection methods: surface (in situ), mechanical,
Primary reference: C. E. Brett, T. E. Whiteley, P. A. Allison and E. L. Yochelson. 1999. The Walcott-Rust Quarry: Middle Ordovician Trilobite Konservat-Lagerstätten. Journal of Paleontology 73(2):288-305 [M. Hopkins/M. Hopkins/M. Hopkins]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 181523: authorized by Melanie Hopkins, entered by Melanie Hopkins on 15.09.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Hypodicranotus striatulus Walcott 1875 trilobite | |
| |
Ceraurus pleurexanthemus Green 1832 trilobite | |
Bumastoides sp. Whittington 1954 trilobite | |
"Primaspis (cf. Primaspis) trentonensis" = Meadowtownella trentonensis, "Meadowtownella trentonensis" = Meadowtownella trentonensis
"Primaspis (cf. Primaspis) trentonensis" = Meadowtownella trentonensis Hall 1847 trilobite
"Meadowtownella trentonensis" = Meadowtownella trentonensis Hall 1847 trilobite | |
Amphilichas cornutus trilobite | |
Polychaeta | |
Lepidocoleus jamesi Hall and Whitfield 1875 scale worm |