Small, translucent, pale spot on truncated tip of rhinophore (1).
Translucent, whitish, oral tentacles (2) with dark and white freckling, which does not form a well defined line, are placed apart at a distance equal to about three times the thickness of a tentacle base. Tip of small, triangular propodial tentacle (3).
Length of slug 55 mm. Menai Strait, Wales. March 2010.