264 LEPIDOFTERA HETEROCERA. 



Eyes large, prominent. Proboscis long. Thorax very hairy. 

 Wings quite opaque. Fore wings long and narrow. Abdomen 

 nearly twice the length of the thorax. Legs rather stout ; hind tibiae 

 with four moderately long spurs. 



113. Euchromia Styx? 



Cyanea ; thorax rufus. 



Zygaena Styx? Fabr. Sp. Ins. ii. 166, 52; Mant. Ins. ii. 107, 65; 



Ent. Syst. iii. 1, 407, 71. 

 Sphinx Zygaena Styx ? Gmel. ed. Syst. Nat. i. 5, 2400, 158. 



Africa. 



a. ? Presented by E. Doubleday, Esq. 



55; 



Var. ? Atra ; caput et thorax aurantiaco-hirta ; thorax maculis 

 duabus scutelloque purpureis ; pectus nigro-hirtum ; abdomen 

 e maculis cyaneis guttisque albis bivittatum, subtus cyaneo 

 bivittatum ; alee anticce longce angustce, macula basalt strigaque 

 arcuata antica cyaneis ; tarsi postici albi. 



Deep black. Head and thorax thickly clothed with bright 

 orange hairs. Thorax with two purple spots in front ; scutellum 

 purple. Pectus clothed with black hairs. Fore wings narrow, very 

 long, with a blue spot at the base, and a curved blue mark beyond 

 the middle towards the fore border. Abdomen tapering towards the 

 tip, with a row of blue spots and of white dots along each side ; 

 under side with two blue stripes. Hind tarsi white with black tips. 

 Length of the body 8 lines ; of the wings 24 lines. 



a. ? Presented by E. Doubleday, Esq. 



Group 28. MELISA. 



Corpus sublineare. Caput parvum. Proboscis brevis. Palpi 

 breves, crassi ; articulus 3us minimus. Antennae graciles, filiformes, 

 simplices, nudae. Thorax pilosus. Abdomen thorace plus duplo 

 longius. Ala? opacae, immaculatae ; anticae longae, augustae ; posticas 

 brevissimae. Pedes validiusculi ; femora pilosa ; tibiae posticae cal- 

 caribus mediis nullis, apicalibus minimis. 



