LIST OF HOMOFTEEOUS INSECTS. 339 



prothorax ; the latter compressed, convex, keeled, much attenuated 

 towards its tip, which is very acute, and extends much beyond the 

 abdomen. Fore wings lurid, semihyaline, with a black spot on the 

 hind border. Hind wings grayish vitreous. Leugth of the body 

 3 lines ; ol' the wings 7 lines. 



a. Tunantins. From Mr. Bates' collection. 



Genus HETERONOTUS, Cat. Horn. p. 592. 

 Heteronotus leucotelus. 



Testacea ; vertex nigro hivittatus ; prothorax nigro hivittaius^ 

 spinis duabiis longis arcuatis ; cornu posticuiti triglobosum, 

 nigro quadrinotaturn, apice trispinosam ; alee vitrece, anticce 

 suhlnridcB. 



Testaceous. Head with two black stripes on the vertex. 

 Prothorax with two black stripes between the long curved spines ; 

 hind part forming three globules; the second with a black mark on 

 each side ; the third with a black band, a black hind mark, and 

 armed with three long spines, of which two have whitish tips. 

 Wings vitreous. Fore wings slightly lurid.^ Length of the body 

 4 lines; of the wings 8 lines. 



a. Ega. From Mr, Bates' collection. 



Heteronotus xanthome las. 



Flava ; caput nigro bivittatum ; prothorax disco, strigis duabus 

 lateraiibus margineque nigris, gutta postica flava, spinis longis 

 arcuatis nigris ,• cornu posticum triglobosum, nigro bimacu- 

 latum, apice trispinosum ; alee vitrece, anticce luridce. 



Yellow. Head with two black stripes. Prothorax with black 

 borders, which are connected by two black streaks with the black 

 disk ; the latter contains a yellow dot hindward ; spines long, 

 curved, black ; hind part forming three slightly elongated globules ; 

 the second and third with black disks ; the third armed with three 

 long spines, of which two have whitish tips. Wings viireous. 

 Fore wings lurid. Length of the body 3^ lines; of the wings 

 8 lines, 

 a. Tunantins. From Mr. Bates' collection. 



2 G 2 



