Nematode from the Norrofi<jian Beaver. 



285 



The 



cylindrical in shape, with a slightly broader base, 

 pajjillje are 0*025 mm. in length. 



Genital Orpins. — Male : the testis runs for the greater 

 jiart of its course along the axis of the body. There are two 

 dilated, spindle-shaped, seminal vesicles. The cement-gland 



Fig. 4, 



mo f 

 Ventral view of male bursa and spicules, 



is comparatively long, with the vas deferens piercing its 

 whole length to open into tlie cloaca. 



Female: there are two ovaries and two uteri, which are 

 divergent (fig. 3). They run along the long axis of the body. 



