Mr. W. L. Distant on llomoptera. 209 



margins and the central longitudinal carination, apical 

 third of scutellum, abdominal anal appendages, central 

 longitudinal fascia and apex to face, tegmina with a small 

 spot a little beyond base, and a fasciate looped line com- 

 mencing about one-third from base below costal area^ con- 

 tinued subapically and then backwardly above clavus to less 

 than one-third from base, and extreme base of wings, reddish 

 ocl'raceous or pale sanguineous ; vertex with the central 

 longitudinal carination very distinct ; face moderately com- 

 pressed, centrally longitudinally ridged, deflected in front to 

 a more or less acute point and then obliquely directed back- 

 ward to base of clypeus ; rostrum reaching the posterior 

 coxae ; pronotum finely rugulose and punctate, with a central 

 longitudinal carination not reaching base ; scutellum strongly 

 transversely striate, the disk broadly ovately depressed ; 

 posterior tibiae with a single long spine beyond middle ; 

 tegmina strongly arched at base. 



Long., excl. tegm., 15 mm. ; exp. tegm. 40 mm. 



Hab. Bolivia, Yungas de la Paz. 



KoROBONA, gen. nov. 



Allied to Makonaima, from which it differs as follows : — 

 The lateral margins before eyes are lobate and subangulate, 

 but not convex, and are distinctly ridged and continued 

 backwardly to base at inner margins of eyes ; face subglobose, 

 flat, not compressed, and evenly directed from base to clypeus ; 

 pronotum with the anterior lateral and posterior lateral 

 margins about equal in length ; posterior tibiae with a mode- 

 rately long spine beyond middle and a very short spine near 

 base, posterior tarsi long and robust, the apical joint shorter 

 than first and second joints together; tegmina short and 

 narrow, about two and a lalf times as long as broad j wings 

 small and narrow ; abdomen above with a prominent basal 

 transverse foveation on each side of apex of scutellum. 



Type, K. lineata, Dist. 



Korobona lineata, sp. n. 



Black ; pronotum with the lateral margins (broadly) and a 

 central longitudmal carination, abdomen above with two 

 central basal transverse foveations (one on each side of apex 

 of scutellum), and a central longitudinal fascia to tegmina 

 (neither reaching base nor apex) pale luteous ; face and 

 clypeus reddish testaceous ; pronotum densely finely wrinkled 

 and punctate, the central carination prominent, commencing 

 at base but not reaching anterior margin, the anterior lateral 



