Station M132, Kilns 6 & 7 of Chazy Marble Lime Co., Chazy (Ordovician of the United States)

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), Chazy (466.0 - 457.5 Ma)

• Given as Chazy, but should be Valcour now.

• bed-level stratigraphic resolution

Environment/lithology: fine-grained, ooidal limestone

• Massive, pure limestone, fine-greained, often oolitic. In the upper part f the section there are lenses of pure limestone with churnis the fossils.

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
  -
Trilobita
 Corynexochida - Illaenidae
"Illaenus globosus" = Stenopareia globosus, "Illaenus erastusi" = Platillaenus erastusi
"Illaenus globosus" = Stenopareia globosus Billings 1859 trilobite
"Illaenus erastusi" = Platillaenus erastusi Raymond 1905 trilobite
 Phacopida - Cheiruridae
"Pseudosphaerexochus chazyensis" = Kawina chazyensis, Sphaerexochus parvus, "Heliomeroides akocephala" = Heliomeroides teres
"Pseudosphaerexochus chazyensis" = Kawina chazyensis Raymond 1905 trilobite
Sphaerexochus parvus Billings 1865 trilobite
"Heliomeroides akocephala" = Heliomeroides teres Evitt 1951 trilobite
see Shaw (1968, p. 69)
 Harpida - Harpetidae
Hibbertia valcourensis Shaw 1968 trilobite
see Shaw (1968, p. 53)
 Asaphida - Asaphidae
Asaphus beta trilobite
 Lichida - Lichidae
Amphilichas minganensis Billings 1865 trilobite
Ostracoda
 Palaeocopida -
Eurychilina latimarginata Raymond 1905 ostracod
 Leperditicopida - Leperditiidae
Leperditia canadensis Jones 1858 ostracod
Rhynchonellata
 Pentamerida - Camerellidae
Camerella varians Billings 1859
 Rhynchonellida - Sphenotretidae
"Zygospira acutirostris" = Sphenotreta acutirostris
"Zygospira acutirostris" = Sphenotreta acutirostris Hall 1847
 Orthida - Orthidae
"Hebertella exfoliata" = Orthambonites exfoliata
"Hebertella exfoliata" = Orthambonites exfoliata Raymond 1905
 Orthida - Plectorthidae
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911
Lingulata
 Lingulida - Obolidae
"Lingula belli" = Palaeoglossa belli
"Lingula belli" = Palaeoglossa belli Billings 1859
 Siphonotretida - Siphonotretidae
"Schizambon duplicimuratus" = Schizambon duplicimuratum
"Schizambon duplicimuratus" = Schizambon duplicimuratum Hudson 1905
Craniata
 Craniida - Craniidae
"Crania prona" = Petrocrania prona
"Crania prona" = Petrocrania prona Raymond 1906
Bivalvia
 Cyrtodontida - Cyrtodontidae
Cyrtodonta solitaria Raymond 1905 clam
 Myalinida - Ambonychiidae
"Clionychia marginalis" = Cleionychia marginalis
"Clionychia marginalis" = Cleionychia marginalis Raymond 1905 clam
Gastropoda
 Euomphalina - Raphistomatidae
Raphistoma striatum Emmons 1842 snail
Raphistoma stamineum Hall 1847 snail
 Murchisoniina - Lophospiridae
"Lophospira subabbreviata" = Lophospira rectistriata
"Lophospira subabbreviata" = Lophospira rectistriata Raymond 1908 snail
Tergomya
 Archinacellida - Archinacellidae
"Palaeacmaea irregularis" = Floripatella irregularis, "Archinacella propria" = Archinacella proprius
"Palaeacmaea irregularis" = Floripatella irregularis Raymond 1905
"Archinacella propria" = Archinacella proprius Raymond 1906
 Scenelloidea - Scenellidae
Scenella montrealensis Billings 1865
Stenolaemata
  - Phylloporinidae
 Cryptostomida -
 Parablastoidea - Blastocystidae
Eocrinoidea
  -