340 



ZOOLOGY. 



Order 3. Lin<inutnlina. This group comprises remark- 

 able worm-like forms, which are parasites. The young are 

 mite-like, the body spherical, with boring jaws, and two 



Fig. 308. Milnesium tardiyradum, X 

 120 times. I. mouth -parts; 6, alimentary 

 canal; ov, ovary. After Doyere. 



Fig. 309. Pentastoma tcenioides. 

 Natural size. From Verrill. 



Fig. 310. Ixodes albipictnstrom a partly 

 domesticated moose. The tick natural 

 size, gorged with blood, and its six-legged 

 young, much enlarged. , beak or man- 

 dibles armed with teeth; />, maxilla, and 

 c, maxillary palpus; d, a foot with sucker 

 ami claws, enlarged. 



Fig. 311. Ixodes bovis. Natural size 

 and enlarged. 



