TAPE-WOEMS OF THE SUC-FAMIFA' AVITELLIXINJ]. 337 



without testicles (fig. 1 and Text-fig. 2). The testicles lie 

 slightly dorsal to the transverse axis. The vas deferens 



crosses 



the dorsal side of the median field, quite close to the 

 transverse muscles, dorsal to the testicles, the nerve, the 

 longitudinal canals, and to the female genitalia. Between the 



