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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Merriam-Webster unabridged
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