E8. Chazy village, Day Point Fm (Ordovician of the United States)

Also known as A8 of Brainerd & Seely (1888)

Where: New York (44.9° N, 73.5° W: paleocoordinates 27.9° S, 54.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Day Point Formation (Chazy Group), Chazy (466.0 - 457.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; gray limestone

• massive gray 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 172335: authorized by Björn Kröger, entered by Björn Kröger on 03.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Illaenidae
"Illaenus globosus" = Stenopareia globosus
"Illaenus globosus" = Stenopareia globosus Billings 1859 trilobite
 Harpida - Harpetidae
Hibbertia valcourensis Shaw 1968 trilobite
see Shaw (1968, p. 34)
 Asaphida - Asaphidae
Isotelus harrisi Raymond 1905 trilobite
Ostracoda
 Palaeocopida -
Eurychilina latimarginata Raymond 1905 ostracod
 Leperditicopida - Leperditiidae
Rhynchonellata
 Pentamerida - Camerellidae
Camerella varians Billings 1859
 Orthida - Plectorthidae
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911
Gastropoda
 Trochonematoidea - Lophospiridae
"Lophospira subabbreviata" = Lophospira rectistriata
"Lophospira subabbreviata" = Lophospira rectistriata Raymond 1908 snail
 Euomphalina - Raphistomatidae
Raphistoma stamineum Hall 1847 snail
 Bellerophontida - Bucaniidae
Bucania sulcatina Emmons 1842 snail
Tergomya
 Archinacellida - Archinacellidae
"Palaeacmaea irregularis" = Floripatella irregularis, "Archinacella propria" = Archinacella proprius
"Palaeacmaea irregularis" = Floripatella irregularis Raymond 1905
"Archinacella propria" = Archinacella proprius Raymond 1906
Paracrinoidea
 Platycystitida - Malocystitidae
Eocrinoidea
  -