A28. South end of Valcour Island, Crown Point Fm. (Ordovician of the United States)

Where: Clinton County, New York (44.6° N, 73.4° W: paleocoordinates 28.1° S, 54.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Crown Point Formation (Chazy Group), Chazy (466.0 - 457.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; nodular, gray limestone

• Beds of gray, nodular, impure limestone.

Size classes: macrofossils, mesofossils

Primary reference: P. E. Raymond. 1906. The Chazy Formation and its fauna. Annals of the Carnegie Museum 3(4):498-596 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172231: authorized by Björn Kröger, entered by Björn Kröger on 31.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Palaeocopida -
Eurychilina latimarginata Raymond 1905 ostracod
 Leperditicopida - Leperditiidae
Rhynchonellata
 Orthida - Plaesiomyidae
"Plaesiomys platys" = Multicostella platys
"Plaesiomys platys" = Multicostella platys Billings 1859
Gastropoda
 Euomphalina - Macluritidae
Maclurites magnus Le Sueur 1818 snail