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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Stephanodrilus

Stephanodrilus Pierantoni, 1906 (ref. ID; 1923)

ref. ID; 1923

Without setae; with posterior sucker; pharynx with dorsal and ventral chitinous jaws; commensal on crayfish. With two pairs of testes in segments 5 and 6. Body with appendages. Accessory sperm tube absent. Without a pair of large clear glands in each of the 9 postcephalic segments; spermatheca not bifid. Major annulations of body segments not secondarily divided. Body not flattened; sucker terminal. One species. (ref. ID; 1923)
  1. Stephanodrilus (Ceratodrilus) cirratus Yamaguchi, 1934 (ref. ID; 6579)
  2. Stephanodrilus obscurus Goodnight, 1940 (ref. ID; 1923)