Loc. 76a. Potsdam Sandstone, Hoyts Quarry, 4 miles west of Saratoga Springs (Cambrian of the United States)

Where: Saratoga County, New York (43.1° N, 73.9° W: paleocoordinates 32.3° S, 75.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Keeseville Formation (Potsdam Group), Trempealeauan (501.0 - 485.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; sandstone

Size class: macrofossils

Reposited in the USNM

Primary reference: C. D. Walcott. 1912. Cambrian geology and paleontology. II. New York Potsdam Hoyt fauna. Smithsonian Miscellaneous Collections 57(9):263-289 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 74541: authorized by Pete Wagner, entered by Pete Wagner on 11.08.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Ptychopariida - Lonchocephalidae
 Asaphida - Dikelocephalidae
"Dicellocephalus hartti" = Prosaukia hartii
"Dicellocephalus hartti" = Prosaukia hartii Walcott 1879 trilobite
 Asaphida - Ptychaspididae
 Redlichiida - Agraulidae
Lingulata
 Lingulida - Obolidae