Deroceras (Deroceras) johannae De Winter and Butot, 1985
Morphology:
External: Dorsum and mantle evenly dark grey; plate around pneumostome lighter; sides downwards gradually lighter; mantle 40 % of body length; sole creamy. Some slugs have slightly different colours.
Internal: Anterior part of penis distended, posterior part large, kidney-shaped, consisting of 2 diverticula of about equal size; penial gland with 6 unbranched processes united with their bases; stimulator flat, semicircular; rectal caecum approximately twice longer than wide.
Size:
Up to 33 mm x 4.5 mm (preserved).
Distribution:
Greece: Macedonia and Andros island.
Type locality: Greece: Andros island, 2 km W Korthion, road to Kochilou (17 km SSE Andros), UTM LB1883.
Habitat:
Nothing known on ecology and habitat.