Boettgerilla compressa Simroth, 1910
Morphology:
External: Blue-gray or gray body (Sysoev & Schileyko 2009); narrow, vermiform slugs; strong keel over whole dorsum; longitudinal ridge along right side of mantle; mantle 1/3 body length; pneumostome post-medial on mantle and with 2 grooves extending out of top; three-part sole (Schileyko 2003).
Internal: Small shell under mantle posterior; 2-loop gut; middle part of vas deferens greatly thickened and muscular; penis tubular; internal penis with a verge and longitudinal pilasters; long vagina; spermatheca attached to upper vagina (Schileyko 2003).
Size:
To 55 mm long (Sysoev & Schileyko 2009).
Distribution:
Abkhazia, Kutaisi (Likharev, Schileyko, MS; in Sysoev & Schileyko 2009).