†subfamily Omalaxinae Cossmann 1916 (turret shell)

Gastropoda - Cerithioidea - Turritellidae

Parent taxon: Turritellidae according to P. Bouchet et al. 2017

See also Global Biodiversity Information Facility 2015

Sister taxa: Actaeonema, Caucasella, Colpospirella, Cristispira, Eligmostoma, Haustator, Incatella, Kapalmerella, Mariacolpus, Nairiella, Orectospirinae, Palmerella, Pareorinae, Protominae, Springvaleia, Torcula, Torquesiella, Trobus, Turriola, Turritellinae, Turritellopsinae, Turritellopsis, Vermiculariinae

Subtaxa: Omalaxis

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Type: Omalaxis

Ecology: facultatively mobile semi-infaunal suspension feeder

Distribution:

• Eocene of Belgium (2 collections), France (14), the United Kingdom (5), United States (8: Texas)

• Cretaceous of Mexico (1), United States (1: Texas)

Total: 31 collections including 43 occurrences

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