Oleacina is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Oleacinidae.
Oleacina is the type genus of the family Oleacinidae.
Ecology Predators of Oleacina include larvae of the firefly bug Alecton discoidalis in Cuba.Rios O. M. & Quinta M. H. (2010). "Larval Feeding Habits of the Cuban Endemic Firefly Alecton discoidalis Laporte (Coleoptera: Lampyridae)". Psyche 2010, Article ID 149879, 5 pages, .
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