†tribe Helicocryptini Cox 1960 (snail)
Gastropoda - Trochoidea - Colloniidae
Alternative spelling: Helicocryptinae
Parent taxon: Colloniinae according to P. Bouchet et al. 2005
See also Nützel and Erwin 2004
Sister taxa: Adeorbisinini, Angulataphrus, Argalista, Bothropoma, Bothropomatinae, Chartronella, Cirsochilus, Coanollonia, Collonia, Crossostoma, Crossostomatini, Cyniscella, Hikidea, Otomphalus, Petropoma, Triangaphrus, Vexinia
Subtaxa: Gudrunella Helicocryptus Nummotectus
Ecology: epifaunal grazer
Distribution:
• Cretaceous of the United Kingdom (1 collection)
• Triassic of United States (1: Idaho)
Total: 2 collections each including a single occurrence