44 



17. Face produced well in front of eyes, antennae small with 



sensory organs very large Kaha 



Face not greatly produced in front of eyes, antennae larger 

 and sensory organs not very large A'Csokaha 



18. \\"rtex truncate at apex, keels on vertex and face not con- 



tiguous Lyriccn 



Vertex acutely angular at apex, keels meeting at apex of 

 vertex, contiguous on face to near ^pex. . . .Paralyriccn 



19. In profile face not forming angle with vertex Makitla"^ 



In profile face forming an angle with vertex 20 



20. In profile face very strongly curved, especially on a]Mcal 



half Eosaccharissa 



In profile face not so strongly curved 21 



21. Vertex "angularly widened between eyes" Tapoosa-'^ 



Vertex "conically rounded anteriorly" Kaiiiciidaka 



Vertex with "its apex angulated" Chapriiuv' 



22. Head projecting in front of eyes twice the length of scu- 



tellum Vk'oha'^ 



Head not so greatly produced 23 



23. In profile head produced to an acute angle at point of 



meeting of vertex and face Intcrraiiimcr'' 



In profile vertex and face not acutely angular 24 



24. Antennae large, flat and broad Lcptalcoccra 



Antennae cylindrical 25 



25. Antennae long, reaching to anterior margin of head 



Dcribiin 



Antennae not reaching to anterior margin of head 26 



26. Vertex very acutely angular, base narrow, head much nar- 

 rower than pronotum Niccrta 



Vertex not acutely angular 27 



27. Vertex truncate at apex, broad at base, head nearly as 



wide as pronotum Mci^atropis 



Head distinctly narrower than pronotum, lateral margins 

 of pronotum ampliated, costal margin broken by a raised 

 portion at end of costal cell 7?o/'/\^;/.y* 



28. Subantennal process present Xcocycloincfopiiiii 



Subantennal process absent 29 



29. Antennae distinctly longer than face Platoccm 



Antennae not larger than face 



Hcroiiax, ■■\\iphadodifc. '■Phrat 



t Tlie tvpe of this g;enus is not in tlu' H. S. P. A. collection and the description 

 does not allow me to locate it with any certainty. 



t Distant refers this genus to Ft'iivahala (Heranax). My knowledge of it does 

 not permit me to define it. 



