ILLUSTRATIONS. 



PLATE I— 



Fig. 1. Leptocoviea acuta. 

 „ 2. Cerataphis sp., after Buckton. 

 „ 3. Lecanium acuminatum. Larva, after Signorot. 

 _„ 4. Suastus gremius. 



„ 5. Lampides elpis From figures by Mr. E. E. Green, 

 Plate II — 



Fig. 1. Hispa aenescens. 

 „ 2. Diatrsea saccharalis. 



Plate III— 



Fig. 1. Dasychira thwaitesii. 

 „ 2. Agrotis suffusa. Larva, after Riley. 

 „ 3. Magiria robusta. Pupa, after Moore. 

 Plate IV— 



Fig. 1. Cryptorhyncbus mangifera. 

 „ 2. Dermestes vulpinus. After Riley. 

 „ 3. Force pump. After Hubbard. 

 „ 4. Cyclone nozzles. After figures by Hubbard and Riley. 



Plate V— 



Fig. 1. Trycolyga bombycis. 



„ 2. Chalcis criculse. 



„ 3. Neocerambyx holocericeus. 



„ 4. Plocederus pedestris. 

 Plate VI— 



Fig. 1. Papilio eritbonius. 



_,, 2. Sal girder beetle. 



„ 3. Canthecona furcellata. 



„ 4. Heliotbis armigera. 



„ 5. Aulacopbora abdominalis. 



„ 6. Cecidomyia oryzae. 



Plate VII— 



Fig. 1. Lecanium nigrum. -\ 

 „ 2. Lecanium coffese. >From figures by M. E. E. Green. 

 „ 3. Lecanium viride. J 



Plate VIII— 



a. Attacus ricini. 



Bombyx mori, after Maillot. 

 o. Bombyx fortunatus. 

 Plate IX — 



Fig. 1. Portion of tbe interior of tbe stomacb of a cbrysalis or Bombyx mori suffering 

 from Flacherie, showing cbain ferment A, besides portions of leaves, tracheaj, 

 &c. (after Pasteur). 

 3, 2. Corpuscles from the tissues of an insect attacked by Pebrine, magnified 370 

 diameters (after Pasteur). 



