68 CETOMiy,!-. 



Table of the Genera. 



1 (4) Base of the pronotum not excised before 



tlie scutelliiin. 



2 (3) Mesosternal process not reachiug the 



front coxfB : horns of the S slender [p. Q9>. 



and branched CvPHONOCKrH.vLus, 



3 {'2) Mesostt-rnal process slender, produced 



between the front coxre : horns of the 



S not branched or slender Xarvcius, p. 70. 



4 (1) Base of the pronotum excised before the 



scutelluiii. 



5 (6) Hind angles of the ])ronotum a little 



produced Dicehos, p. 7J . 



6 (5) Hind angles of the pronotum not pro- 



duced. 



7 (8) Vertex of the head bearing a bifid pro- [p. 77. 



cess Platynocephaliis, 



8 (9) Vertex of the head not bearing a bifid 



process. 



10 (19) Front margin of the clypeus simple. 



11 (12j Hind angles of the prothorax shai-ply 



rectangular, tufted beneath : front tibia 



of the male toothed JuMxos, p. 78. 



12(11) Hind angles of the prothorax rounded: 

 front tibia of the male unarmed. 



13 (14) Clypeus abruptly dilated in front Ingkisma, p. 80. 



14 (13) Clypeus not abruptly dilated in front. 



15 (18) Clypeus large and elongate. 



16 (17) Sternal process transverse, dilated in [p. 81. 



front ToitYXOERHlNA, 



17 (16) Sternal process not transverse nor dilated [p. 84. 



in front Eiiomborbhina, 



18 (15) Clypeus small and transverse Ei^chloropus, 



19 (10) Front margin of the clypeus not simple [p. 89. 



(except in Ileterorrhina viutabiUs, c? ). 



20 (21) Front margin of the clypeus notched or [p. 90. 



toothed (except in II. viutabiiis, (S) . . Heteeorrhika, 



21 (20) Front margin of the clypeus bearing a [p. 102. 



horn dilated at the end Trigonophorx'S, 



Genus CYPHONOCEPHALUS. 



Narvcius. suhqen. Cvphouocephalus, JJ'estw., Arcana Ent. i, 1842, 



p:il5. 

 Cvphonocephalus, Lacord., Gen. Col. iii. 1856, p. 477. 



Type, Nanicins olivaceus, Dup. 



liange. S. India. 



Form short and broad, rather liattenod abovt*. CJvpeus very 

 short, feebly siuuated in front and exposinj^ the organs of the 

 mouth regarded from above. Sides of head produced forward 

 and upw ard forming a pair of horns, short in the female, between 

 which the vertex is concave. Base of the pronotum nearly 

 straight, very slightly prominent before the scutellum, but not 

 lobed. and the bind angles a little produced backward above the 



