48 



Tettigidea latekalis. Say. 

 Pale brownish-testaceous, with a lateral, broad fuscous line. 

 Pronotum shorter than the wings. Antennaj reddish brovvn, 

 blackish at tip. Pronotum flattened, with small longitudinal lines 

 or wrinkles, and a more obvious, continuous, elevated central line 

 extending the whole length. Wings brown on the anterior margin 

 toward the tip, and extending at least one-tAventieth of an inch 

 beyond the pronotum ; sides with a dilated blackish-brown line or 

 vitta, beginning at the eye, and including the abdomen above, and 

 each side. Legs brown, more or less annulated with pale ; under 

 side of abdomen pale yellowish or testaceous. Length, to tips of 

 wings, nearly half an inch. 



Tettigidea polymorpha. Burmeister. 



Dark broAvn ; sides blackish ; pronotum clay-colored or pale 

 brown, and about as long as the body. Wing covers with a small 

 white spot at the tips ; wings much shorter than the pronotum. 

 Male with the face and edges of the lateral margins of the pro- 

 notum yellow. This species is much shorter and thicker than 

 T. lateralis. 



Length, two-fifths of an inch. 



Genus Batrachidea. Serville (1839). 



Head larger than in Tettix ; eyes more distant ; front less 

 sloping ; antennie with twelve joints ; median carina very high 

 and arched ; lateral carina indicated only in front. 



The species may be. separated as follows : — 



f Pronotum reaching to the end of the abdomen . . . cristata. 

 y Pronotum not reaching to the end of the abdomen . . . carinnta. 



Batrachidea cristata. Harris. 

 Vertex projecting bej^ond the eyes, front border well rounded, a 

 little angulated, the median carina sharp, prominent, sloping down- 

 wards posteriorly, the front deeply notched immediately in front 

 of the eyes ; eyes rather prominent, scarcely more than half as 

 broad as the vertex ; the pronotum with sides neither swollen nor 

 hollowed, of the length of the body ; the median carina high, 

 regularly arched ; the lateral border with two shallow grooves, 

 one anterior, the other posterior, overlapping one another in^ the 

 middle ; the whole pronotum is minutely scabrous, and there is 

 generally a dark quadrate or triangular spot on either side, above 

 the terminal half of the wing covers ; wings reaching the tip of 

 the pronotum. Length of pronotum, one-third of an inch. 



