Geomalacus oliveirae
Introduction '''''Geomalacus oliveirae''''' is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusc in the family Arionidae, the round back slugs.
Distribution Distribution of ''Geomalacus oliveirae'' include:* Portugal (Beira Alta)* Spain (Toledo, Cáceres, Salamanca) - Red List Spain: Sensitive to habitat change (Gómez Moliner et al. 2001).
Description ''Geomalacus oliveirae'' is a slug light with 4 black colour bands, inner bands are irregularly interrupted, main marginal bands sharply delimited against the light background. The length of the body of preserved specimen is 20 mm.Reproductive system: Genital retractor inserts more anteriorly in the median line of dorsum than in the other species.
Ecology ''Geomalacus oliveirae'' lives in Portugal in Mediterranean shrubland and on granitic substrate, also under ''Betula'', ''Pinus'' and ''Juniperus'' trees, below 1300 m. It lives in Spain under ''Pinus'' and in olive orchards.
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