Veronicellidae: Diplosolenodes occidentalis




Diplosolenodes occidentalis Guilding, 1825

Common Name

Spotted leatherleaf slug


Mature specimens of Diplosolenodes occidentalis have the potential to extend up to 60 mm. This species characteristically have black speckling on the dorsal surface of its grey-colored body; however, juveniles lack this pigmentation. In rare cases adult specimens may also lack the characteristic speckling. The ocular tentacles are dark colored and the sole is pale grey.

Native Range

Lesser Antilles


North America:

  • U.S.: Introduced to greenhouses in Oklahoma, but apparently not established in the U.S.

South and Central America

Caribbean: Lesser Antilles, Greater Antilles


The spotted leatherleaf slug prefers undisturbed environments; however, it may be observed in agricultural areas where it is generally a minor pest of perennial crops. Crop species eaten include Brassicaceae (e.g., cabbage), pepper, lettuce, tomato and beans.


  • Vaginula occidentalis Angas, 1884
  • Vaginulus occidentalis
  • Vaginula punctatissima (Semper) Pilsbry 1892
  • Diplosolenodes occidentalis Thome, 1997.
  • Veronicella occidentalis Guildingm, 1825
  • Veronicella lavis (Ferussac)


Branson 1962; Cowie et al. 2009; Robinson et al. 2009; Rosenberg and Muratov 2006; Thome 1989

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