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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Zironodrilus

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 flattened; sucker ventral. Median tooth of upper and lower jaws longer than the lateral ones. Single species. (ref. ID; 1923)
  1. Zironodrilus appalachius Goodnight, 1943 (ref. ID; 1923)