Where: Vermont (43.9° N, 73.3° W: paleocoordinates 31.6° S, 67.1° W)
• outcrop-level geographic resolution
When: Macerodus dianae conodont zone, Fort Ann Formation, Stairsian (485.4 - 478.6 Ma)
• Paraplethopeltis seelyi trilobites zone.
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, bioturbated, black limestone and lithified, gray dolomite
•weathering drab, yellowish or brown. Occasionally pure limestone
•layers occur, which are fossiliferous, and rarely thin layers of slate.
Size class: macrofossils
Reposited in the AMNH, YPM
Primary reference: E. Brainerd and H. M. Seely. 1890. The Calciferous Formation in the Champlain valley. Bulletin of the American Museum of Natural History 3(1):1-24 [P. Wagner/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 154943: authorized by Pete Wagner, entered by Pete Wagner on 21.03.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
•
•However, I cannot find more recent classifications of these species (PJW).
| Tergomya | |
"Metoptoma alta n. sp." = Kirengella alta
"Metoptoma alta n. sp." = Kirengella alta Whitfield 1889 | |
| Gastropoda | |
"Bucania tripla n. sp." = Bucanella tripla
"Bucania tripla n. sp." = Bucanella tripla Whitfield 1889 snail | |
"? Murchisonia confusa n. sp." = Hormotoma confusa
"? Murchisonia confusa n. sp." = Hormotoma confusa Whitfield 1889 snail | |
"Holopea turgida" = Straparollina turgida
"Holopea turgida" = Straparollina turgida Hall 1847 snail | |