i83 



Plate X. 



Dclpha.v aiioiioiiias. vertex &c. 



Face of the same. 



D. eupoiiipe^ vertex &c. 



Face of the same. 



Mcgamclns 'proscrpiiia, vertex &c. 



Tegmen of the same. 



Aberrantly veined tegmen of the same. 



M. spoiisa, vertex tSrc. 



Face of the same. 



Dclphax parysatis. 



Face of the same. 



D. thy est es. 



Face of the same. 



Pcrcgriiuis maid is. 



D. albotristriatus. 



D. algebra. 



Face of the same. 



D. dilpa (N. B. — The Y^^^tex is too much produced), 



Face of the same. 



D. asfxaiiav. 



Plate XI. 



Stenocraiius againopsyciic. vertex &c. 



Face of the same. 



Face of the same^ nymphal instar. 



Nymph of the same. 



Pcrkinsiella saccharicida, face. 



Profile of the same. 



Antenna of the same. 



Hind tibial and tarsus of the same. 



Dicraiwtropis kocbclei, face. 



Hind tibia and tarsus of the same. 



.-inectopia inandane, brachypterous form. 



Face of the same. 



Profile of the same. 



Dicraiwtropis pseudoinaidis. 



Nymph of the same. 



Face of the same. 



Aiiccfopia mandane, macropterous form. 



