Six new Species of Buprestide. 433 
colour deepening near the apex. Underside green, the abdomen 
of the same colour as the elytra. Antenne black-blue. 
Head smooth, depressed between the eyes, with a central 
furrow and a deep pit on each side above the mouth; behind 
the eyes are a few punctures. Thorax once and three-quarters 
as broad as long; anterior angles largely cut off laterally, sides 
then diverging to the base, which is very slightly sinuate; disk 
remotely punctured, with a deep broad dorsal furrow, and on 
each side are two rugose fovez, almost united so as to form a 
letter C. Elytra twice and a third as long as wide; sides con- 
verging to the apex, which is attenuate and armed with a sharp 
spine on each elytron; disk regularly punctured in lines. Under- 
side punctured, each side of the abdomen with a longitudinal line 
of white hairs, the apical segment with a semicircular incision. 
Legs punctured. 
Length 103 lines; breadth 33. 
Hab.—Guam. 
DESCRIPTION OF PLATE XXII. 
Fig. 1. Steraspis aurovittata. 
2. Cyphogastra auripennis. 
3. Chrysochroa similis. 
4 a Deyrollit. 
5. A Parryi. 
6. - Andamanensis. 
