Gastropoda - Bellerophontida - Plectonotidae
Alternative spelling: Plectonotinae
Full reference: A. J. Boucot and E. L. Yochelson. 1966. Paleozoic Gastropoda from the Moose River synclinorium, northern Maine. United States Geological Survey Professional Paper 503(A):1-18
Parent taxon: Bellerophontoidea according to P. J. Wagner 2023
See also Bouchet et al. 2005, Bouchet et al. 2017, Ebbestad 1999 and Wahlman 1992
Sister taxa: Bellerophontidae, Blodgettinotus, Bucanellidae, Bucaniidae, Cymbulariidae, Euphemitidae, Knightitidae, Pterothecidae, Sinuitidae, Temnodiscidae, Thoralispira, Yochelsoniidae
Subtaxa: Atlantophon Boucotonotus Plectonotus Ptomatis Tetranota Tritonophon
Type: Plectonotus
Distribution:
• Carboniferous of United States (1: Ohio collection)
• Devonian of Algeria (1), Antarctica (3), Brazil (20), Canada (1: Quebec), Czechia (1), France (1), Ghana (1), Libya (1), Saudi Arabia (1), South Africa (11), United States (16: Florida, Maine, Michigan, New York, Pennsylvania), Uruguay (1)
• Silurian of Argentina (2), Australia (1), Brazil (2), Canada (4: Nova Scotia, Ontario), France (1), Jordan (4), Peru (1), Sweden (3), the United Kingdom (7), United States (8: Maryland, New York, Ohio)
• Letna of Czechia (1)
• Chazyan of United States (5: Alabama, New York)
• Ordovician of Canada (18: Manitoba, Nunavut, Ontario, Quebec, Québec), Czechia (9), Estonia (12), Iran (2), Morocco (2), Norway (1), the Russian Federation (1), Sweden (9), the United Kingdom (5), United States (44: Illinois, Illinois, Iowa, Indiana, Kentucky, Maryland, Minnesota, New York, Ohio, Tennessee, Virginia, Wisconsin)
Total: 201 collections including 282 occurrences