EXPLANATION OF PLATE XXXVI. 



ANTONINA SOCIALTS. (Page 207.) 



Figs. 1 n, b. Insects natural size beneath the leaf- 



sheaths of Arundinaria faponica, in company with 



Aclerda japonica. 

 Fig. 2. Adnlt female (ventral) after treatment with 



potash. X 10. 



Fig. 3. Antennae of adult female. X 250. 

 Fig. 4. One of the four spiracles of the adult female : 



d, dermis ; *, spinnerets ; f, inner tubular supports ; 



o, orifice. X 600. 



ACLEUDA JAPONICA. (Page 11.) 



Fig. 1. Insects natural size in situ, partly hidden 

 beneath the leaf-sheaths (a, b) of the food-plant 

 (Arundinaria japonica) in company with Antonina 

 socialis. 



Fig. 5. Adult female after treatment with potash. 

 x 10. 



Fig. 6. Spiracle of adult female : d d, dermis ; 

 s, spinnerets in crescent-shaped flange; ?;, valve 

 closing opening ; t, inner tubular supports ; / a, 

 point of tracheal attachments. X 600. 



Fig. 6 a. Spiracle of immature female with tracheal 

 tubes attached. X 600. 



Fig. 7. Portion of dermis of adult female from 

 anterior extremity with acorn-shaped spines : 

 a, hollow secreting spine of similar character, 

 with long subcutaneous inner tube ; b, the same 

 with spine broken away. X 600. 



Fig. 7 c. Rudimentary antennae of adult female. 

 X 250. 



Fig. 8. Anal ring of adult female, with the anal 

 lobes (a) forced apart (magnified). 



