258 F. W. GODING, M. i). 



*. Protborax anteriorly obtuse, convex, dorsum behind lateral 

 angles compresso-acute, at or before middle liijiliest. 



Subg. Cyrtolobus Godg 



-;;:■« Protborax auteriorly highest, dorsum also betvveen and 



before lateral angles a little compresso-acute, or more highly 



carinated Subg. Atymna Stal. 



*** Protborax with two humps or gibbosities sepaiated by a 



sulcus, more or less rugose Subg. Ashmeadea Godg. 



gg. Protborax with dorsum convex, smooth or lobed, slightly and 

 obtusely unicarinate. 

 j. Third apical cell of tegmina transverse elliptical. 



Vaudiizea Godg. 

 jj. Third apical cell of tegmina triangular. 



Oi>lii<Ieriiia Fairm. 



ee. Oorium destitute of discoidal cells; protborax, seen from the 



side rotuudate forward Adippe Stal. 



Tribe Telamonini Godg. 



<ld. Wings with four apical cells, the second sessile, base truncated. 



I. Back of protborax armed with horn or compi-essed protuberance; 



lateral angles straight or acute, prominent. 

 in. Protborax armed, before the middle, with a long horn pointing 



upwards and slightly forwards Tlielia A. et S. 



mm. Protborax armed between and behind lateral angles with an 

 erect crest or protuberance. 

 11. Protuberance or crest rounded or truncate at apex. 



Telainoua Fitch. 



nil. Crest deeply sinuate at apex, before sinus strongly elevated, 



behind sinus lower; angulate posteriorly Heliria Stal. 



II. Back or front of protborax not crested or horned. 



p. Protborax convex, obtuse, not or very slightly compresso-elevated, 

 with an obsolete longitudinal carina, lateral angles rounded, 

 slightly prominent, 

 r. Protborax impressed behind lateral angles, sloping of anterior 

 and posterior portions similar, rather abrupt. 



Optilete Stal. 



rr. Protborax not impressed behind lateral angles; posterior 



sloping of protborax behind middle very gradual, not 



abrupt Carynota Fitch. 



pp. Protborax strongly compresso elevated, very acute on back, seen 

 from side rounded, very high anteriorly; lateral angles 

 somewhat prominent Arcliasia Stal. 



' Subfamily M embracing Stal. 



A. Head 3-lobed, elongate; protborax usually with fungiform processes, variable 

 in form ; ocelli above a line passing through the eyes. 



Splioiigoplioriis Fairm. 



