LIST OF HOMOPTEROUS INSECTS. 777 



black tip and a black spot ou each side at the base : abdomen yel- 

 low along each side : fore-wings blackish along three-fourths of the 

 fore border from the base : hind-wings white. Length of the body 

 3 lines ; of the wings 6i lines. 



a. 



Mexico. Presented by E. P. Coffin, Esq. 



112. TeTTIGONIA ALBIDA. 



Albida ; caput margine antico nigra triguttatum ; scutum niyro 

 higuttatum ; alee posticte sublimpidce. 



Whitish, rather narrow : head short, nearly as broad as the 

 chest, rounded in front, concave along the hind border, finely stri- 

 ated longitudinally, slightly concave on each side, with three black 

 dots on the fore border; face flat, and finely punctured on the disk, 

 with very indistinct striae on each side: shield transversely rugulose, 

 with a black dot on each side near the fore border : hind-wings 

 almost colourless. Length of the body 3 lines ; of the wings 6 

 lines. 



a. Mexico. Presented by E. P. Coffin, Esq. 



113. TeTTIGONIA ROBUSTA. 



Testacea ; caput nigra quadrivittatum et midtifasciatum ; scutum 

 nigro quadrivittatum et himaculatum ; pectus disco nigro ; 

 abdomen supra rufum, subtus maculis piceis bivittatum ; alee 

 antic<B fusccB, disco rufce ; alee posticce subfusccp. 



Testaceous: head and chest rather stout : head short, full as 

 broad as the chest, rounded in front, slightly concave along the 

 hind border : each side with two irregular and interrupted black 

 stripes, which are united near the epistoma, and are more or less 

 connected by black bands ; face almost flat on the disk, with the 

 striae on each side oblique, not very distinct ; epistoma with a pitchy 

 keel : shield with four black stripes on the disk, and with a black 

 spot on each side : disk of the breast mostly black : abdomen bright 

 red above, with two rows of pitchy spots beneath : legs pale testa- 

 ceous : fore-wings brown, with red disks: hind-wings pale brown. 

 Length of the body 2 lines ; of the wings 5 lines. 



