LIST OF IIOMOPTEUOUS INSECTS. bl7 



the length of the head behind it : fore-chest roughly punctured, 

 shallow, inclined blackward above the head ; shoulders angular, not 

 prominent ; horns above them very long, prismatic, bright blue tinged 

 with purple, diverging obliquely upward ; tips truncate, widened and 

 forming acute angles backward ; inner sides and outer sides much 

 wider than the hinder sides which are oblique; length of the horns 

 equal to thrice the breadth of the chest between them ; hind appen- 

 dage keeled, very slightly curved, extending a little beyond the tip 

 of the abdomen, tapering from the base to the lip which is very 

 acute, bright pale yellow along the lower border on each side : breast 

 and abdomen red, the latter pitchy about the ovipositor : legs very 

 brilliant red : wings black ; fore-wings punctured at the base and 

 along part of the fore border ; veins bluish-black ; two discoidal 

 areolets. Length of the body 3i lines ; of the wings 8 lines, 

 a, b. Jamaica. From Mr. Gosse's collection. 



48. Centrotus flavivitta, Mas. 



Niger ; prothoracis cornu poslicuni Jlavo bivittalum ; pedes fer- 

 ruginei ; femora nigra ; tarn posleriores fulvi ; alee anticee 

 limpidie, basi nigra, dimidio apicali Jlavo-fuscce. 

 Deep black, shining: head transverse, very minutely and thinly 

 punctured, a little narrower than the fore-chest between the shoul- 

 ders; fore border slightly retuse; face conical, rather prominent, 

 more than half the length of the hinder part of the head : fore- 

 chest roughly punctured, shallow, inclined backward above the head ; 

 shoulders angular, slightly prominent; horns above them long, pris- 

 matic, ascending, diverging, curved backward, tapering from the 

 base to the tips which are acute ; their length nearly equal to twice 

 the breadth of the chest between them ; inner sides and outer sides 

 broader than the hinder sides ; hind appendage almost flat, slightly 

 keeled, not extending to the tip of the abdomen, tapering from the 

 base to the tip which is very slender, with a bright pale yellow stripe 

 along each side near the base : a stripe of pale yellow down on each 

 side of the breast, and sometimes a bright yellow stripe on each side 

 beneath the abdomen : legs ferruginous; thighs black ; hinder feet 

 tawny with black tips ; fore-wings yellowish-brown, colourless towards 

 the base where they are black and punctured ; veins lawny, black 

 towards the base, pale yellow in the colourless part; two discoidal 

 areolets : hind-wings colourless ; veins black. Length of the body 

 2 lines ; of the wings 5 lines. 

 a, b, Jamaica. From Mr, Gosse's collection. 



