EXPLANATION OF PI.ATE XIV. 



FiG. i.—Taeniocerus bictispis,Kaup; larval anus. 



,j 2 — Macrolinus andamanensis (Stoliczka) ; larval anus, 



,, 3. — Ophrygonius canton (Percheron) ; larval anus 



,, 4, — Adoreius versutus, Harold ; posterior end of larva 

 from above. 



,, 5. — Adoreius lacustris, Arrow; posterior end of larva 

 from above. 



,, 6. — Adoreius lacustris. Arrow ; larval mouth-parts, with 

 mandibles forced wide apart to show structure 

 more clearly. 



