Fig. 6 A in Extensive cryptic diversity in the cosmopolitan sludge worm Limnodrilus hoffmeisteri (Clitellata, Naididae)

Fig. 6 A scatter plot of the length of the penis sheath against the ratio between length and basal width (right corner) of species. Species (SHSs) labeled I–IV and VI–X are identified as members of the L. hoffmeisteri complex, CC as BL. claparedianus-cervix,^ LM as L. maumeensis, and LC as L. claparedianus