EXPLANATION OF PLATE XXX. 



Fig. I. — Oncholaimus chilkensis, sp. n., immature^ X 150. 



,, 2, — Oncholaimus chilkensis, sp. n,, immature, Xiooo, head 

 from right side. 



,, 3. — Oncholaimus chilkensis, sp. n., immature, X 1000. head 

 from ventral aspect. 



,, 4. — Oncholaimus chilkensis, sp. n., immature, X750, taiL 



,, ^.—Dorylaimussp., male, X325, outline. 



,, 6. — Dorylaimus sp,, male, X750, tail from the left side. 



,, 7. — Dorylaimus sp., male, X 1000, head from left side. 



,, 8. — Monhystera uria, sp. n., female, X283. 



^, 9. — Monhystera uria, sp. n., male, X750, tail from right 

 side. 



