[Classification of Hymenolepis macrorchida in the genus Idiogenoides (Cestoda, Davaineidae)].

Hymenolepis macrorchida (Kotlan, 1921), a cestode of New Guinea parrots, possessing a small number (3 to 4) of testicles, belonging to the family Hymenolepididae to which it has been assigned for more than half of the century, is transferred to the family Davaineidae and designated as Idiogenoides macrorchida (Kotlan, 1921) comb. n.