A, live animals under cover slip. B, C, stylets from two whole-mounted specimens. D, afferent system with bursal canal, bursa and bursal appendage in a whole-mounted specimen. Abbreviations: b, bursa; ba, bursal appendage; bc, bursal canal; e, eye; p, proboscis; ph, pharynx; st, stylet; t, testis. Scale bars: A = 200 µm; B–D = 50 µm.
