Crown Point, Chazy Group (Ordovician of the United States)

Where: New York (44.0° N, 73.4° W: paleocoordinates 28.6° S, 55.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Chazy Group, Chazy (466.0 - 457.5 Ma)

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: P. E. Raymond. 1905. The fauna of the Chazy Limestone. The American Journal of Science 20:353-382 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172184: authorized by Björn Kröger, entered by Björn Kröger on 29.07.2015, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Palaeocopida -
"Primitia latimarginata" = Eurychilina latimarginata, "Eurychilina latimarginata" = Eurychilina latimarginata2
"Primitia latimarginata" = Eurychilina latimarginata Raymond 1905 ostracod
"Eurychilina latimarginata" = Eurychilina latimarginata2 Raymond 1905 ostracod
 Leperditicopida - Leperditiidae
Leperditia nana2 Jones 1858 ostracod
Strophomenata
 Strophomenida - Rafinesquinidae
"Rafinesquina champlainensis" = Macrocoelia champlainensis2
"Rafinesquina champlainensis" = Macrocoelia champlainensis2 Raymond 1902
 Strophomenida - Strophomenidae
"Leptaena incrassata" = Dactylogonia incrassata2
"Leptaena incrassata" = Dactylogonia incrassata2 Hall 1847
Rhynchonellata
 Pentamerida - Camerellidae
Camerella ventricosa1 Cooper 1956
 Orthida - Plaesiomyidae
"Plaesiomys platys" = Multicostella platys2, "Plaesiomys strophomenoides" = Valcourea strophomenoides
"Plaesiomys platys" = Multicostella platys2 Billings 1859
"Plaesiomys strophomenoides" = Valcourea strophomenoides Raymond 1905
 Orthida - Orthidiellidae
Orthidium lamellosum2 Raymond 1905
Orthidium lamellosa Raymond 1905
Bivalvia
 Protobranchia - Ctenodontidae
Ctenodonta peracuta Raymond 1905 clam
Gastropoda
 Murchisoniina - Straparollinidae
"Holopea hudsoni" = Straparollina hudsoni
"Holopea hudsoni" = Straparollina hudsoni Raymond 1905 snail
 Murchisoniina - Eotomariidae
"Eotomaria obsoletum" = Clathrospira euconica
"Eotomaria obsoletum" = Clathrospira euconica Butts 1926 snail