List of Ilkistrations. 



VXiS, 



Fig. 69. — (a) Liponyssus bursa, i. From below . 81 



(b) ,, sylviarum, i. From below 81 



,, 70. — Liponyssus bursa, dorsal aspect of protonymph 82 



,, 71. — Laelaps echidniiius, ?. From below 83 



,, 72. — Eaillietia auris, ?. Dorsal aspect. 84 

 „ 73. — „ ,, ? . Ventral aspect . . . .85 

 ,, 74. — ,, ,, (a) Second leg of male, (b) Chelicera 



of male . . 87 



,, 75. — Sternostomum rhynolethrum, ? . Dorsal view . 89 



,, 76. — „ „ ?. Ventral view . 91 



„ 77. — Holothyrus sp. From below . 9'^ 



„ 78. — Tracheal tube of honey bee infested with Acarapis woodi 95 



79. — Acarapis woodi, 9 . Dorsal aspect . 96 



„ 80. — „ „ 9 . Ventral aspect 97 



,, 81. — „ ,, cT. Dorsal aspect . 98 

 „ 82. — ,, ,, (a) Larva. (b) The same still enclosed 



in egg-shell . . 99 

 ,, 83.— „ „ (a) Fourth leg of female. (b) Egg 



(c) Posterior leg of larva (d) First leg of larva 100 



84. — Larva of Tarsonemus, and end of second leg of same . 100 

 85. — Tarsonemus apis. Ventral view of female, (a) Last leg of 



male of same species . . . lUl 



