323 AUBBICAN F0M0L06T. 



grass-green, freckled with whitish dots ; with a sharp short 

 point on each side, projecting like horns. 



Ceresa taurina) is like the preceding, but the space be- 

 tween the horns is concave. 



Acntalis dorsaliSj is a small, triangular, shining Tree- 

 hopper, with a smooth round back ; it is greenish-white, 

 with a large black spot, from the anterior corners of which 

 a line runs off to each eye. Plentiful about the last of 

 July, a few remaining until October. 



Erythroneura Titis, (Harris), or the Vine-leaf hopper, 

 is pale yellow, with two broad blood-red bands, and a third 

 dusky one on the apex. Swarms of these smaU insects 

 occur in August, and often bleed the foliage so as to injure 

 it seriously. 



Erythronenra tricincta, or the Three-banded Leaf- 

 hopper, is like the preceding species, but the bands are 

 narrower. 



Erythronenra ritifex, or the Vine-destroying Leaf- 

 hopper, is yellowish- white ; the 'wing-covers have oblique 

 confluent, blood-red bands, and a short, oblique, black line 

 on the middle of their outer margin. The thorax com- 

 monly has three red stripes, the middle one forked anteri- 

 orly and confluent, with two red stripes on the crown of 

 the head. When the wing-covers are closed, they look 

 red, with a cream-colored spot, shaped like a heart placed 

 anteriorly, and on the middle, a large diamond-shaped 

 spot, with a small red spot in its centre. 



These insects are sometimes seen in such numbers upon 

 the grape vines in September, that, when ^the leaves are 

 disturbed, they fly out and resemble a shower of snow- 



