4/6 



12. Polxchactophycs serptdidij, nymph skin in profile. 



13. "Operculum" of the same. 



Plate XXIV. 



Rhotidits flaz'omacnlatiis , female. 

 Face of the same. 

 Nymph of the same. 

 Face of the same. 

 Ccphalehis bruniictts. 

 Face of the same. 



7. Phryiwphyes phrynophycs, female. 



8. Face of the same. 



9. Tartcssus syrfidis, face. 



10. Nymph of unknown membracid. 



11. Nymph of another unknown memtiracid. 



12. Face of same. 



Plate XXV. 



Kyphocotis tesseUata. 



The same in profile. 



Sfcuocotis phiniuscida, female. 



Female of probably the same species. 



Nymph of probably the same species. 



Face of No. 3. 



Apical sternites of the same. 



The same of No. 4 in profile. 



PI. XXVI. 



'Ova of Pcrkuisiclla saccharicida in situ, those at the sides 



beinf;^ shown somewhat in profile and in section. 

 The same isolated. 



Pcrkinsiella saccharicida , nymph of first instar. 

 The s'ame, second instar. 

 The same, third instar. 

 The same, fourth instar. 

 Face of the same. 

 Adult female o.f same, brachypterous form. 



