. "Otoconcha dimidiata is a species of small air-breathing semi-slug, a terrestrial pulmonate gastropod mollusc in the family Charopidae.Otoconcha dimidiata is the type species of the genus Otoconcha."@en . . . . "Vitrina dimidiata Pfeiffer, 1853" . . . . . . "Otoconcha dimidiata"@en . . . .