Fig. 11

Fellodistomum fellis cercariae, body-wall musculature. Z-stack of oblique longitudinal optical slices to the left of the ventral sucker opening. The ventral sucker can be seen through the body wall, its border is outlined with broken line. al – anteriolateral muscle fibers; ar – anterioradial muscle fibers; cm – circular muscle fibers; dm – diagonal muscle fibers; ium – muscle fibers of iU-shaped set; lm – longitudinal muscle fibers; pr – posterioradial muscle fibers; so – ventral sucker opening; vllm – ventrolateral longitudinal muscle bands; vmlm – ventromedial longitudinal muscle fibers. Scale bar 10 μm