-Mr. \V. L. Di.staiit on lloiuopteiu. 295 



h. Costiil meinbrftiio of t«'}^aiiua proiuineully arched 

 at base and diluted. 

 I. Costal riiPinbrnne of tog'mina much narrower 



than cosijil art>a Umjaha. 



ii. Co-tal niembnino of te-.'iiiina always as broad 



or broader tlian co.stal area Pi/cna. 



1). Pronotal lateiid luarfr'ms strongly angulately ain- 

 pliated, the an<rular apices reaching the middle 

 or near aj>ex of basal cell of tepmina. 

 hh. Co3tal membrane not prominently arched at 



base and only nindenitely dilated Ugnia. 



II. Tegmina with numerou-^, always more than eight, 

 apical areas. 

 a. Tetrmina semihyaline, only more or less reticu- 

 latcly veined on apical area; opercula not quite 



reaching middle of abdomen AiKjainimia. 



tid. Tegmina opaque, venation on apical half densi 

 and furcate ; opercula not extending beyond basal 

 segment Polyueura. 



lOBA, gen. nov. 



Head (including ejes) wider tlian the base of the mesonofum, 

 not truncate anteriorly, hut witii the lateral margins ot" the 

 vertex a little oblique on each side and the front in-ominently 

 produced ; pronotuin transverse, its posterior margin only a 

 little less in lengtii than the vertex, the lateral margins 

 strongly and angulately produced on each side, the angula- 

 tions medial, their aj)ices when the tegmina are expamled 

 reaching near or to about the end of the basal cell ; meso- 

 notum about as long as the pronotum ; anterior femora with 

 one or more distinct spines, posterior and sometimes inter- 

 mediate tibiae spined on apical areas ; metasternum elevated 

 and centrally sulcated ; tympana covered ; opercula short, 

 broad, their apices more or less convexly rounded ; rostrum 

 reaching the posterior coxae; togmina with the basal cell 

 broad, irregular, with tour, or sometimes live, angles ; ulnar 

 Veins widely separated at their bases ; interior ulnar area 

 somewhat broadened at apex. 



Type, /. leopardina, Dist. {PceciJupsallria). 



MuANSA, gen. nov. 



Head (includingeyes) slightly wider than baseof mesonotum, 

 not truncate anteriorly, but Irontally ])roduced, about as long 

 as j)ronotum (excluding its po.-terior nuirgin) ; pronotum 

 transverse, its posterior margin little more than half the length 

 of veitex, the lateral margins strongly and angulately 

 produced, angular apices reaching to about middle of basal 

 cell of tegmina; meconotum a little longer than pronjtum; 



20* 



