190 



terior tarsi only very sliglit, instead of being prominent, as in Tettix and in 

 Tcttigidea; in the shorter valves of the ovipositor; and in having stouter 

 legs than in the two genera just mentioned. 



B. crisiata, Scudd., Bost. Jour. Nat. Hist ,' VII, 478. 

 Syn., Tetrix cristata, Harr., MSiS. 



Vertex projecting beyond the eyes, front border well rounded, a little 

 angulated ; the medial carina sharp, prominent, sloping downward posteriorly, 

 the front deeply notched immediately in front of the eyes ; eyes rather pro- 

 minent, scarcely more than half as broad as the vertex ; the pronotum, with 

 sides neither swollen nor hollowed, of the length of the body ; the medial 

 carina high, regularly arched ; the lateral border with two shallow grooves, 

 one anterior and the other posterior, overlapping one another in the middle ; 

 the whole pronotum is minutely scabrous, and there is generally a dark quad- 

 rate or triangular spot on either side, above the terminal half of the wing- 

 covers ; wings reaching tip of pronotum. 



Length of pronotum, 0.33 inch. 



Massachusetts, Maine, New Hampshire, Connecticut (Scudder). 



B. cariiaata, Scudd., Bost. Nat. Hist., VII, 479. 



The head much as in B. cristata, with the eyes slightly larger and more 

 prominent; the medial carina of the pronotum sharp, regularly arched, the 

 pronotum extending backward a good ways behind the tip of the abdomen, a 

 little upturned toward the tip, with slightly longer wings; the lateral grooves 

 are narrower and less distinct than in B. cristata, and the upper surface is 

 more coarsely scabrous than there ; marked as in B. cristata. 



Length of body, 32 inch; of pronotum, 0.43 inch. 



Massachusetts (Scudder). 



