Station B122. Lake-shore at Valcour, Day Point Fm. (Ordovician of the United States)

Also known as subset of PL6 see Shaw(1968)

Where: Clinton County, New York (44.6° N, 73.4° W: paleocoordinates 28.1° S, 54.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Day Point Formation (Chazy Group), Chazyan (470.0 - 457.3 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; 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 172325: authorized by Björn Kröger, entered by Björn Kröger on 03.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Harpetida - Harpetidae
Hibbertia valcourensis Shaw 1968 trilobite
see Shaw (1968, p. 53)
 Corynexochida - Illaenidae
Thaleops ovata Conrad 1843 trilobite
Gastropoda
 Murchisoniina - Straparollinidae
"Trochonema hudsoni" = Straparollina hudsoni
"Trochonema hudsoni" = Straparollina hudsoni Raymond 1905 snail
Bivalvia
 Myalinida - Ambonychiidae
"Clionychia montrealensis" = Cleionychia montrealensis
"Clionychia montrealensis" = Cleionychia montrealensis Billings 1859 clam
Rhynchonellata
 Orthida - Plaesiomyidae
"Plaesiomys platys" = Multicostella platys
"Plaesiomys platys" = Multicostella platys Billings 1859
 Rhynchonellida - Sphenotretidae
"Zygospira acutirostris" = Sphenotreta acutirostris
"Zygospira acutirostris" = Sphenotreta acutirostris Hall 1847
 Pentamerida - Camerellidae
Camerella varians Billings 1859
Strophomenata
 Strophomenida - Rafinesquinidae