Station V111. 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), Chazyan (470.0 - 457.3 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; gray, blue limestone

• coarse-graind blue-gray 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 172318: authorized by Björn Kröger, entered by Björn Kröger on 03.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Paracrinoidea
 Platycystitida - Platycystitidae
"Malocystites emmonsi" = Canadocystis emmonsi
"Malocystites emmonsi" = Canadocystis emmonsi Hudson 1905
Stenolaemata
 Cryptostomata - Rhinidictyidae
"Rhinidictya fenestrata" = Stictopora fenestrata
"Rhinidictya fenestrata" = Stictopora fenestrata Hall 1847
  - Phylloporinidae
Rhynchonellata
 Orthida - Plectorthidae
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911
 Pentamerida - Camerellidae
Camerella varians Billings 1859
Strophomenata
 Strophomenida - Furcitellidae
"Rafinesquina incrassata" = Dactylogonia incrassata
"Rafinesquina incrassata" = Dactylogonia incrassata Hall 1847
 Orthotetida - Triplesiidae
"Camerella longirostris" = Onychoplecia longirostris
"Camerella longirostris" = Onychoplecia longirostris Billings 1859
Lingulata
 Lingulida - Obolidae
"Lingula columba" = Lingulella columba
"Lingula columba" = Lingulella columba Raymond 1905
Bivalvia
 Myalinida - Ambonychiidae
"Clionychia montrealensis" = Cleionychia montrealensis, "Ambonychia curvata" = Ambonychiopsis curvata
"Clionychia montrealensis" = Cleionychia montrealensis Billings 1859 clam
"Ambonychia curvata" = Ambonychiopsis curvata Raymond 1905 clam
Gastropoda
 Bellerophontida - Bucaniidae
Bucania sulcatina Emmons 1842 snail
Ostracoda
 Leperditicopida - Leperditiidae
Leperditia canadensis Jones 1858 ostracod
Trilobita
 Lichida - Lichidae
Amphilichas minganensis Billings 1865 trilobite
 Corynexochida - Illaenidae
"Illaenus globosus" = Stenopareia globosus, "Illaenus erastusi" = Platillaenus erastusi, Thaleops ovata
"Illaenus globosus" = Stenopareia globosus Billings 1859 trilobite
"Illaenus erastusi" = Platillaenus erastusi Raymond 1905 trilobite
Thaleops ovata Conrad 1843 trilobite
 Phacopida - Cheiruridae
Sphaerexochus parvus Billings 1865 trilobite