A34. South end of Valcour Island, Valcour 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: Valcour Formation (Chazy Group), Chazy (466.0 - 457.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; limestone

• Light-colored, coarsely crystalline 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 172235: authorized by Björn Kröger, entered by Björn Kröger on 31.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Asaphidae
Isotelus harrisi Raymond 1905 trilobite
Ostracoda
 Palaeocopida -
Eurychilina latimarginata Raymond 1905 ostracod
 Leperditicopida - Leperditiidae
Strophomenata
 Strophomenida - Rafinesquinidae
 Strophomenida - Strophomenidae
"Rafinesquina incrassata" = Dactylogonia incrassata
"Rafinesquina incrassata" = Dactylogonia incrassata Hall 1847
Rhynchonellata
 Rhynchonellida - Trigonirhynchiidae
"Camarotoechia plena" = Rostricellula plena
"Camarotoechia plena" = Rostricellula plena Hall 1847
 Orthida - Plectorthidae
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911
Stenolaemata
  - Phylloporinidae
 Cryptostomida -