﻿4o6 



I. saccharida Kirkaldy. (PL XXVI; PI. XX\'ll, figs. 1-5). 



Perkhisielia saccharicida Kirkaldy 1903 Entom. XXX\'l, 179; 

 Perkins 1903 Bull. I, Comm. A'gr. Hawaii; \''an Dine 1904 IjuH. 

 Hawaii U. S. Agr. Exp. Sta. 5. 



Testaceous, lateral margins of pronotum and scutelluni dark 

 brown, basal half of frons and most of the clypeus light brown, 

 t'he former Avith 2 or 3 s'hort narrow interrupted transverse pale 

 lines near the base. A large black spot on anterior coxae, ii;- 

 termediate coxae and mesopleura each; abdomen black varie- 

 gated with testaceous. Apex of first segment of antennae black, 

 second segment brownish. Tegmina 'hyaline, commissure vvhii- 

 ish. Anterior and intermediate tibiae annulate with blackish. 



Male always macropterous; the 5th and 6th (and sometmies 

 the 4th) apical cells dark smo'ky, the stripe being sometimes con- 

 tinued very narrowly to the base of the tegmen. Genital seg- 

 ments mostly black. 



Female dimorphic (with intermediate formsj; longwinged 

 form with the tegminal stripe usually broader on the corium; 

 short winged form much stouter, with hyaline teg"mina, a short 

 narrow black line close to apex of clavus. Genital segments 

 pale. 



Len'gt'h: 5-5^ mill (macropterous); 4 mill (brachypterous). 



Hal): Wherever sugar cane is grown in Queensland, New 

 South Wales, and Hav\'aiian Islands. (Koebele No. 2230). (See 

 also the Introduction). Also on grasses and sedges. 



2. gramiiiicida sp. nov. 



Closely allied to tiie preceding, but a little smaller. The teg- 

 minal veins are more thickly granulate especially in the female. 

 Antennae a little s'horter and less stout. Pronotum and scutel- 

 luni scarcely darkened laterally. 



Male always macropterous; exterior half of 5th and 6th apical 

 cells smo'ky, also apices of apical veins, etc. 



Female always brachypterous. 



Length: (Male) 5 mill; (female) 4 mill. 



Hab: Queensland. Cairns (vii-viii, Koebele's No. 2240). 

 on grasses. 



3. vitiensis, sp. nov. 



Closely allied to the typical species, but pronotum and scutel- 

 luni not darkened laterallv. 



