94 LIST OF HOMOPTEROUS INSECTS, 
Testaceous. Vertex very narrow; its sides very much elevated, 
and forming two high ridges, which are beset with bristles, and 
have each a black dot in front, where they form two short horns; 
front vertical, keeled, linear, very long and narrow, its sides much 
elevated ; face lanceolate. Prothorax very small. Mesothorax with 
three black stripes. Abdomen gibbous above and at the base 
beneath; hind borders of the segments red; under side mostly 
black. Fore wings slightly lurid, semivitreous; costa slightly con- 
cave; interior border convex, black; veins piceous; veinlets few. 
Hind wings grayish; veins pale. Length of the body 3 lines; of 
the wings 6 lines. 
a. Tapayos. From Mr. Bates’ collection. 
HysTEROpreRUM MUTILATUM. 
Nigricans, breve, crassum, subtus testaceum; verlen transversus, 
postice excavatus; frons fere plana, vix elongata, postice 
obliqua, antice erecta subdilatata ; facies lanceolata, carinata ; 
mesothorac tricarinatus ; pedes testacei; ale antice luride, 
breves, late, apud costam viridescentes, extus viw dilatate, 
lituris duabus discalibus nigris, costa margineque exteriore 
vin convemis, margine interiore subconcavo angulis rotun- 
datis. 
Blackish, short, thick, testaceous beneath. Vertex transverse, 
its hind borders much excavated in the middle; front almost flat, 
hardly longer than broad, oblique towards the vertex, vertical and 
slightly widened towards the face, which is lanceolate and keeled. 
Prothorax transverse. Mesothorax triangular, with three indistinct 
keels. Legs testaceous. Fore wings lurid, short, broad, vertical, 
greenish along the costa, with two black marks in each disk, very 
slightly widening outward; costa and exterior border hardly convex; 
interior border slightly concave; angles rounded; veins few, in- 
distinct. Length of the body 2 lines ; of the wings 4 lines. 
a. Santarem. From Mr. Bates’ collection. 
Genus HEMISPH@RIUS, Cat. Hom. p. 877, 
HemispHa@rius ScHaumt. 
Hemispherius Schaumi, Stal. Kongl. Vet. Akad. Handi, 1855. 
Ceylon. 
