206 ( September, 



13 (12) Elytra without supenuimerary white cross-veins. 



14 (17) Kj in elytra directed obliquely cephalad. 



lo (16) Termen obliquely truncate. Ocelli not standing in a black-edged pale 

 band Scaphoideus Uhl. 



16 (15) Termen rounded. Ocelli at each end of a black-edged pale band which 



runs from ej'e to eye Paralimnus Mats. 



17 (14) Ri in elytra erect. 



18 (19) Crown broadly rounded in front Paramesus Fieb. 



19 (18) Crown pointed in front Deltocephalus Burm. 



20 (11) Intermediate m-cu wanting. 



21 (32) Elytra with the dorsum straight or nearly straight throughout ; their 



apices therefore not or but slightly overlai)piiig in repose. 



22 (31) Ocelli evidently free from the eyes. 



23 (24) Frons as long as, or but little longer than, the distance between the 



ocelli ; frontal sutures converging rapidly from the base of the 

 antennae to the clypeus, or at least convex throughout 



. .Athysanus Burm. 



24 (23) Frons much longer than the distance between the ocelli. 

 2o (30) p]lytra rounded at the apex. 



26 (29) Pronotum with a lateral carina. Elytra normally having all the cells 



edged with black. 



27 (28) Pronotum with three or five pale stripes. Genital plates separately 



triangular, their inner edges widely divergent 



. . Hardy a, gen. no v. 



28 (27) Pronotum marbled transversely with black. Inner edges of genital 



plates close together Ophiola, gen. nov. 



29 (26) Pronotum laterally ecarinate. Cells of elytra not edged with black 



. . Stictocoris J. Sahib. 



30 (25) Elytra narrowly pointed at .apex Mocydia, gen. nov. 



31 (22) Ocelli nearly or quite touching the eyes. Front edge of crown with 



a black band bearing five pale spots Recilia, gen. nov. 



32 (21) Elytra with the dorsum very distinctly angulated at the apex of the 



cluvus ; their apices therefore much overlapping in repose. 



33 (40) R2+.3 and K4+5 separating before the latter receives M1+2, which 



therefore runs into E.4+5; elytra with five apical cells. 



34 (35) Pronotum separated from the prosternum by a distinct keel ; sides of 



thorax of moderate length Thamnotettix Zett. 



35 (34) No keel dividing the pronotum from the prosternum; sides of thorax 



very short. 



36 (39) Crown broadly rounded, not evidently longer in the middle than at the 



sides. 



37 (38) Crown without markings. Elytra opaque with concolorous veins 



. . Opsins Fieb. 



38 (37) Crown with a wide black band in front. Elytra transparent, the 



veins discolorous D?-ylix, gen. nov. 



39 (36) Crown obtusely pointed, considerably longer in the middle than at the 



sides Limotettix J. Sahib. 



40 (33) R2+.S and R4+5 separating much beyond the apex of M1+2, the latter 



therefore running into R ; elytra with four apical cells. 



