Paragastropoda - Mimospirida - Onychochilidae

Full reference: R. J. Horný. 1964. New Lower Paleozoic gastropod genera of Bohemia (Mollusca). Časopis Národni Muzea - Oddíl přírodovĕdny 133:211-216

Parent taxon: Onychochilidae according to P. Bouchet et al. 2005

See also Horný 1964

Sister taxa: Antispira, Catalanispirinae, Helicotis, Kistasella, Kobayashiella, Laeogyra, Matherella, Onychochilinae, Scaevogyrinae, Sinistracirsa, Sinistriconcha, Voskopiella, Yuwenia

Subtaxa: Hyperstrophema

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Type: Hyperstrophema

Distribution: found only at Holyně Section in small quarry NE of Holyně and W of the Prastav Quarr (Devonian of Czechia)

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