Geomalacus (Geomalacus) oliveirae Simroth, 1891
Red List Spain: Sensitive to habitat change (Gómez Moliner et al. 2001).
External: Slug light with 4 black colour bands; inner bands are irregularly interrupted, and main marginal bands sharply delimited against the light background.
Internal: Dark spermatheca and duct; short, thick spermatheca duct; genital retractor muscle at spermatheca base; genital retracor muscle inserts more anteriorly in the median line of dorsum than in the other species; diverticulum on atrium.
20 mm long (preserved).
Spain (Toledo, Cáceres, Salamanca), Portugal (Beira Alta).
Type Locality: Portugal: Monchique, Guarda.
In Portugal, in Mediterranean shrubland and on granitic substrate, also under Betula, Pinus and Juniperus trees below 1300 m. In Spain, under Pinus and in olive orchards.