†family Coelostylinidae Cossmann 1909 (snail)
PaleoDB taxon number: 59784
Parent taxon: Hypsogastropoda according to P. Bouchet et al. 2005
Sister taxa: Hipponicoidea, Littorinimorpha, Maturifusidae, Pommerozygiidae, Ptenoglossa, Settsassiidae, Weeksiidae
Subtaxa: Acrocosmia, Ampezzoella, Ataxotrochus, Coelochrysalis, Coelostylina, Endiataenia, Euchrysalis, Gigantogonia, Glyptochrysalis, Helenostylina, Omphaloptycha, Omphaloptychia, Orthospira, Palaeoniso, Protostylus, Pseudochrysalis, Pustulifer, Spirochrysalis, Telleria, Trianglaspira, Trypanostylus, Turriculina, Turristylus
Ecology: epifaunal