Nichols (Devonian of the United States)

Where: Tioga County, New York (42.0° N, 76.4° W: paleocoordinates 34.8° S, 24.7° W)

When: Chemung Formation, Frasnian (382.7 - 372.2 Ma)

• jamieae to linguiformis

Environment/lithology: marine

Collection methods: Rode and Lieberman collection code IUPR

Primary reference: J. Hall. 1879. Containing descriptions of the Gasteropoda, Pteropoda, and Cephalopoda of the Upper Helderberg, Hamilton, Portage, and Chemung Groups. Natural History of New York, Paleontology 5(2):1-492 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155420: authorized by Pete Wagner, entered by Pete Wagner on 12.04.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Euomphalina - Euomphalidae
"Euomphalus tioga n. sp." = Pleuronotus tioga
"Euomphalus tioga n. sp." = Pleuronotus tioga Hall 1876 snail
 Euomphalina -
"Cyclonema concinna n. sp." = Kitikamispira concinna
"Cyclonema concinna n. sp." = Kitikamispira concinna Hall 1876 snail
 Bellerophontida - Plectonotidae
"Bellerophon obsoletus n. sp." = Ptomatis patulus
"Bellerophon obsoletus n. sp." = Ptomatis patulus Hall 1843 snail
 Bellerophontida - Bellerophontidae
"Bellerophon maera" = Aglaoglypta maera
"Bellerophon maera" = Aglaoglypta maera Hall 1876 snail
 Murchisoniina - Loxonematidae
Loxonema postremum Hall 1883 snail
 Murchisoniina - Palaeozygopleuridae
"Loxonema styliola n. sp." = Palaeozygopleura styliola, "Loxonema laxa n. sp." = Palaeozygopleura laxa
"Loxonema styliola n. sp." = Palaeozygopleura styliola Hall 1876 snail
"Loxonema laxa n. sp." = Palaeozygopleura laxa Hall 1879 snail
 Murchisoniina - Gosseletinidae
"? Pleurotomaria apicialis n. sp." = Calvibembexia apicalis
"? Pleurotomaria apicialis n. sp." = Calvibembexia apicalis Hall 1876 snail