76 INSECTA SAUNDERSXANA. 



Genus HORIOLA, Fairm. 



HORIOLA VENOSA. 



Testacea, nitens, scite punctata ; prothurax suleonvexus, non dilatatus, 

 abdomen pauUo superans, marginihus apiceque nigris ; alee vitreee ; 

 anticcB venis nigris crassis. 



Testaceous. Head and prothorax shining, very minutely punctured. 

 Protliorax tapering, slightly convex, not dilated on each side, black along 

 the borders and at the very acute tip, which extends a little beyond 

 the abdomen. Abdomen and legs pale testaceous. Wings vitreous. 

 Fore wings with black and very strongly marked veins. Length of the 

 body 1^ line ; of the wings 3 lines. 



Genus ACUTALIS, Fairm. 



AOUTALIS TERMINALIS. 



Testacea ; frons minima ; prothorax convexus, scite punctattis, non 

 dilatatus; carina postica va/de attenuata, apice nigra peracuta ; 

 femora nigra ; alee vitrece, veiiis alhidis, antica: basifulvce punctatce. 



Testaceous. Head vertical, transverse, almost smooth ; front very 

 small. Prothorax convex, minutely punctured, vertical above the head, 

 not dilated on each side ; hind part much attenuated towards the black 

 and very acute tip, which does not extend to the tip of the abdomen. 

 Femora black. Wings vitreous ; veins whitish. Fore wings tawny and 

 punctured at the base. Length of the body 3 lines ; of the wings 5J 

 lines. 



Brazil. 



Genus CENTROTUS, Fahr. 



Centrotus gibbicorne. 



Mas. — Niger; prothorax sat alius, rude punctattis, suhcarinatus ; 

 cornua luteralia plana, latissinia, subplana, sat longa, postice siib- 

 curva, apice acuta ; cornu posticum carinatum, basi arcuatum, sub- 

 tus medio dilatatum, abdomen perpaullo superans ; tarsi ferruginei ; 

 alee anticce ni'jricanles, macula postica vitrea ; posticce cinerea. 

 Fcem, — Thorax maculis trib^is alba tomentosis ; alee anticce laridce, 

 costa apice maculaque poslica nigris. 



