Geomalacus (Arrudia) anguiformis (Morelet, 1845)
Size:
60-70 mm long (preserved 30 mm).
Distribution:
S Portugal (Serra de Monchique), central Spain.
Type locality: Portugal: Algarve, Serra de Monchique.
Habitat:
Forests and olive plantations with rocks, under bark.
Life cycle:
Only juveniles are found in spring, only adults in autumn.
Trophic strategy:
Juveniles feed on rock lichens; adults feed on forest mushrooms.