Valcour Island, Lake Champlain, Chazy Group (Ordovician of the United States)
Where: Clinton County, New York (44.6° N, 73.4° W: paleocoordinates 28.1° S, 54.8° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Chazy Group, Chazyan (470.0 - 457.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lime mudstone and 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 172180: authorized by Björn Kröger, entered by Björn Kröger on 29.07.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
|
Blastoidocrinus carchariaedens1 Billings 1859 | |
| Lingulata | |
"Schizambon duplicimuratus" = Schizambon duplicimuratum2
"Schizambon duplicimuratus" = Schizambon duplicimuratum2 Hudson 1905 | |
| Strophomenata | |
"Strophomena prisca" = Glyptomena prisca
"Strophomena prisca" = Glyptomena prisca Raymond 1905 | |
"Leptaena incrassata" = Dactylogonia incrassata2
"Leptaena incrassata" = Dactylogonia incrassata2 Hall 1847 | |
"Rafinesquina champlainensis" = Macrocoelia champlainensis2
"Rafinesquina champlainensis" = Macrocoelia champlainensis2 Raymond 1902 | |
| Rhynchonellata | |
"Plaesiomys platys" = Multicostella platys2, "Plaesiomys strophomenoides" = Valcourea strophomenoides
"Plaesiomys platys" = Multicostella platys2 Billings 1859
"Plaesiomys strophomenoides" = Valcourea strophomenoides Raymond 1905 | |
"Hebertella exfoliata" = Orthambonites exfoliata
"Hebertella exfoliata" = Orthambonites exfoliata Raymond 1905 | |
|
Orthidium lamellosum2 Raymond 1905
Orthidium lamellosa Raymond 1905 | |
"Hebertella vulgaris" = Mimella vulgaris2
"Hebertella vulgaris" = Mimella vulgaris2 Raymond 1911 | |
"Camarotoechia pristina" = Rostricellula pristina
"Camarotoechia pristina" = Rostricellula pristina Raymond 1905 | |
| Rostroconchia | |
"Conocardium beecheri" = Pojetaconcha beecheri
"Conocardium beecheri" = Pojetaconcha beecheri Raymond 1905 | |
| Gastropoda | |
"Helicotoma vagrans" = Eccyliopterus vagrans
"Helicotoma vagrans" = Eccyliopterus vagrans Raymond 1905 snail | |
|
Holopea scrutator Raymond 1905 snail | |
"Lophospira rectangularis" = Trochonemella knoxvillensis
"Lophospira rectangularis" = Trochonemella knoxvillensis Ulrich and Scofield 1897 snail | |
"Holopea hudsoni" = Straparollina hudsoni
"Holopea hudsoni" = Straparollina hudsoni Raymond 1905 snail | |
"Eotomaria obsoletum" = Clathrospira euconica
"Eotomaria obsoletum" = Clathrospira euconica Butts 1926 snail | |
| Bivalvia | |
"Cyrtodonta tranceps" = Endodesma tranceps, Modiolopsis fabaformis
"Cyrtodonta tranceps" = Endodesma tranceps Raymond 1916 clam
Modiolopsis fabaformis Raymond 1905 clam | |
"Ambonychia curvata" = Ambonychiopsis curvata, "Clionychia marginalis" = Cleionychia marginalis
"Ambonychia curvata" = Ambonychiopsis curvata Raymond 1905 clam
"Clionychia marginalis" = Cleionychia marginalis Raymond 1905 clam | |
| Ostracoda | |
"Primitia latimarginata" = Eurychilina latimarginata, "Eurychilina latimarginata" = Eurychilina latimarginata2
"Primitia latimarginata" = Eurychilina latimarginata Raymond 1905 ostracod | |
|
Leperditia limatula Raymond 1905 ostracod | |