700 CATALOGUE OF 



pale cinereous towards the tips ; veins testaceous ; costa rounded near the 

 base. Hind winp;s pellucid; veins black, pale along the interior border. 

 Length of the body 17 lines; expansion of the fore wings 36 lines. 

 a. Gambia. From Mr. Kendall's collection. 



50. Caloptenus conscitus. 



Mas. Ferrugineus aut fulvus, sat gracilis, subtus luleus ; caput et pro- 

 thorax nigro lalissime biviltata ; caput brevissimum, fastigio sub- 

 pentagonali ; antenncE picecB ; prothorax subtilissime scaber, vix 

 tricarinatus, margine postico subproducto subangulalo nigro-strigato ; 

 proslerni spina crassa, longiuscula ; femora postica abdomini aqui- 

 longa, nigra biviltata, supra fulva, subtus flava viridi univittata ; 

 tibia posticce glaucce ; alcB anlicce cinerea, corpore paullo breviores, 

 striga subcostali nigricanle. 

 Male. Ferruginous or tawny, rather slender, luteous beneath. Head 

 and prothorax with two very broad black stripes, which are interrupted 

 near the fore border of the prothorax, and do not extend beyond the fourth 

 transverse line. Head sraouth, very short ; tip of the vertex flat, subpenta- 

 gonal ; front thinly punctured, with four slight keels ; inner keels parallel ; 

 outer keels slightly diverging towards the face. Eyes testaceous, elongate- 

 elliptical, straight in front, much rounded on the hind side. Antennae 

 piceous. Prothorax very finely scabrous, with a very slight middle keel 

 and with hardly perceptible lateral keels ; transverse impressed lines slight; 

 fore border straight ; sides slightly rounded ; hind border wilh some little 

 black streaks, slightly elongated and angular. Metalhorax black, and 

 with a luteous border on each side. Prosternal spine very stout, rather 

 long, not broader than thick, nor tapering towards the tip, which is rounded. 

 Hind femora as long as the abdomen, tawny above, yellow and with 

 a green stripe beneath, a broad black stripe on each side; hind tibiae 

 glaucous, rather shorter than the hind femora, their spines wilh black tips. 

 Wings cinereous, a little shorter than the body. Fore wings with a 

 blackish streak near the costa and extending from the base ; veins tawny ; 

 many of the transverse veinlets blackish clouded. Hind wings with black 

 veins. Length of the body lOJ lines; expansion of the fore wings 

 18 lines. 



a — d. S. Africa. Presented by Sir A. Smith. 

 e—f. Cape Town. Presented by R. Trimen, Esq. 



Madagascar. 



51. Caloptenus decisus. 



Mas. Ferrugineus, gracilis, subtus testaceus ; caput testaceum, longi- 

 usculum, lineolis duabus posticis nigris, strigis duabus anticis nigri- 

 cantibus, fastigio excavato fusiformi ; antenncc pallidce testucece, 

 apices versus picew ; prothorax subtilissime scaber, carinis tribus bene 

 determinatis, strigis quatunr albidis quatuorque nigricantibus obliquis 

 lateralibus, margine postico vix angulato ; proslerni spina transversa 

 albida ; femora postica intus nigro univittata, extus viridescenlia 

 albido strigata ; libire posticce virides ; alee antica; pallide cinerece, 

 villa maculisque exterioribus guttisque anterioribus fuscis, striga 

 subcostali albida. 



