LIST OF HOMOPTEItOUS INSECTS. 23 9 



Testaceous, broad, stout, black beneath. Head short, obtuse 

 in front; vertex with two black spots, which are connected hind- 

 ward ; front flat, with slight transverse furrows on each side and 

 with two lanceolate black spots, which are connected by a short 

 band ; face black. Thorax with two black marks in front; scutel- 

 lum black along the base and with a black tip. Abdomen black, 

 pale yellow along each side and at the tip. Legs pale yellow ; 

 femora towards the base, tarsi and tips of the tibiae black. Fore 

 wings with a black dot on the exterior part of the hind border, and 

 with a subapical black streak, which extends across two-thirds of the 

 breadth from the costa. Hind wings grayish vitreous. Length of 

 the body 3^- lines ; of the wings 8 lines. 



a. Petropolis, Province of Rio. Presented by J. Gray, Esq. 



AULACIZES OBTUSA. 



Testacea, sal lata ; caput disco nigro subexcavato, antice obtusum 

 strigis dnabus lateralibus vittaque media connexis nigris, 

 fascia anteriore nigra ; thorax lituris duabus anticis furcatis 

 margineque postico nigris ; scutellum nigrum, apice testa- 

 ceum ; pectus nigro binotatum ; abdominis segmenta nigro 

 marginata ; alee anticce lituris quinque albis ; posticce cinereo- 

 vitrece. 



Testaceous, rather broad. Head black, and slightly excavated 

 on the disk of the vertex, obtuse in front, where there are two slender 

 black streaks connected with a broad middle stripe, which does not 

 extend to the vertex, but is dilated into a band on the face. Tho- 

 rax with a black forked mark on each side in front, and with 

 a black hind border; scutellum black, testaceous at the tip. Pec- 

 tus with a black mark on each side. Abdominal segments with 

 black bauds on the hind borders. Fore wings with five white marks 

 of various size and shape. Hind wings grayish vitreous. Length 

 of the body 3^ lines; of the wings 8 lines. 



a. Rio Janeiro. Presented by J. Gray, Esq. 



AULACIZES OBLIQUA. 



Picea, subtus testacea ; caput brevi-conicum, subexcavatum, frontis 

 disco depresso, carina media marginibusque subelevatis, fascia 

 antica nigra; thorax testaceo punctatus, gutlis tribus anticis 

 fasciaque postica testaceis ; ala antica guttis nonnullis tes- 

 taceis ; postica nigricantes. 



