Where: Clinton County, New York (44.9° N, 73.4° W: paleocoordinates 27.9° S, 54.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Cahabagnathus sweeti conodont zone, Valcour Formation (Chazy Group), Chazyan (470.0 - 457.3 Ma)
• Given as Chazy, but should be Valcour now.
• bed-level stratigraphic resolution
Environment/lithology: fine-grained, ooidal limestone
Size class: macrofossils
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: general faunal/floral analysis
PaleoDB collection 56215: authorized by Pete Wagner, entered by Pete Wagner on 15.11.2005, edited by Björn Kröger
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Ostracoda | |
Leperditia canadensis Jones 1858 ostracod | |
Eurychilina latimarginata Raymond 1905 ostracod | |
Trilobita | |
"Heliomeroides akocephala" = Heliomeroides teres, "Pseudosphaerexochus chazyensis" = Kawina chazyensis, Sphaerexochus parvus
"Pseudosphaerexochus chazyensis" = Kawina chazyensis Raymond 1905 trilobite
Sphaerexochus parvus Billings 1865 trilobite | |
Asaphus beta trilobite | |
Amphilichas minganensis Billings 1865 trilobite | |
| |
"Illaenus globosus" = Stenopareia globosus, "Illaenus erastusi" = Platillaenus erastusi
"Illaenus globosus" = Stenopareia globosus Billings 1859 trilobite
"Illaenus erastusi" = Platillaenus erastusi Raymond 1905 trilobite | |
Gastropoda | |
Raphistoma stamineum Hall 1847 snail
Raphistoma striatum Emmons 1842 snail | |
"Lophospira subabbreviata" = Lophospira rectistriata
"Lophospira subabbreviata" = Lophospira rectistriata Raymond 1908 snail | |
Tergomya | |
Scenella montrealensis Billings 1865 | |
"Archinacella propria" = Archinacella proprius, "Palaeacmaea irregularis" = Floripatella irregularis
"Archinacella propria" = Archinacella proprius Raymond 1906
"Palaeacmaea irregularis" = Floripatella irregularis Raymond 1905 | |
Bivalvia | |
"Clionychia marginalis" = Cleionychia marginalis
"Clionychia marginalis" = Cleionychia marginalis Raymond 1905 clam | |
Cyrtodonta solitaria Raymond 1905 clam | |
Rhynchonellata | |
"Hebertella exfoliata" = Orthambonites exfoliata
"Hebertella exfoliata" = Orthambonites exfoliata Raymond 1905 | |
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911 | |
"Zygospira acutirostris" = Sphenotreta acutirostris
"Zygospira acutirostris" = Sphenotreta acutirostris Hall 1847 | |
Camerella varians Billings 1859 | |
Craniata | |
"Crania prona" = Petrocrania prona
"Crania prona" = Petrocrania prona Raymond 1906 | |
Lingulata | |
"Schizambon duplicimuratus" = Schizambon duplicimuratum
"Schizambon duplicimuratus" = Schizambon duplicimuratum Hudson 1905 | |
"Lingula belli" = Palaeoglossa belli
"Lingula belli" = Palaeoglossa belli Billings 1859 | |
Stenolaemata | |
"Rhinidictya fenestrata" = Stictopora fenestrata
"Rhinidictya fenestrata" = Stictopora fenestrata Hall 1847 | |
Phylloporina incepta Hall 1847 | |
Eocrinoidea | |
Bolboporites americanus Billings 1859 |