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helicina

noun
hel·​i·​ci·​na | \ˌheləˈsīnə\

Definition of helicina 

1 capitalized : a genus of operculate land snails (suborder Rhipidoglossa) that occur chiefly in warm regions and are distinguished by a short-spired shell, a single auricle, and a pulmonary chamber replacing the gill

2 plural -s : any mollusk shell of the genus Helicina

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History and Etymology for helicina

New Latin, from helic- + -ina

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