Division E Beds, Section northeast of Shoreham (Ordovician of the United States)

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

• Fine-grained magnesian limestone in beds one or two feet in thickness,

•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

• Other taxa include:

•However, I cannot find more recent classifications of these species (PJW).

Gastropoda
 Bellerophontida - Bucanellidae
"Bucania tripla n. sp." = Bucanella tripla
"Bucania tripla n. sp." = Bucanella tripla Whitfield 1889 snail
 Murchisoniina - Straparollinidae
"Holopea turgida" = Straparollina turgida
"Holopea turgida" = Straparollina turgida Hall 1847 snail
 Murchisoniina - Hormotomidae
"? Murchisonia confusa n. sp." = Hormotoma confusa
"? Murchisonia confusa n. sp." = Hormotoma confusa Whitfield 1889 snail
Tergomya
 Tryblidiida - Kirengellidae
"Metoptoma alta n. sp." = Kirengella alta
"Metoptoma alta n. sp." = Kirengella alta Whitfield 1889