†subfamily Agnesiinae Knight 1956 (snail)

Gastropoda - Murchisoniina - Porcelliidae

Full reference: J. B. Knight. 1956. New families of Gastropoda. Journal of the Washington Academy of Sciences 46(2):41-42

Parent taxon: Porcelliidae according to P. J. Wagner 2023

See also Bouchet et al. 2005, Frýda 1998, Frýda 2004 and Knight et al. 1960

Sister taxa: Blodgettina, Bohemipleura, Cassianocirrinae, Faxetrochus, Kokenella, Minervaenema, Pavlodiscinae, Pleurotobembex, Porcelliinae, Quadricarina

Subtaxa: Agnesia Alaskiella Anoriostoma Anoriostomatini Antitrochus Enantiostoma Hesperiella Koneprusellia Krolmusium Paragnesia Pauquysia Pernericirrus Perryconcha Sasakiela Trochagnesia

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Ecology: epifaunal detritivore

Distribution:

• Triassic of Slovakia (1 collection)

• Permian of Thailand (1), United States (7: Texas)

• Osagean of United States (1: Ohio)

• Carboniferous of Australia (11), Belgium (2), Poland (1), the United Kingdom (4)

• Devonian of Australia (6), Austria (1), Canada (3: Yukon), the Czech Republic (3), Germany (5), the United Kingdom (2), United States (1: Alaska)

• Silurian of the Czech Republic (1)

Total: 50 collections including 62 occurrences

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