1914.] NATURAL SCIENCES OF PHILADELPHIA. 623 



CHRYSOPID^. 

 Allochrysa boliviana n. sp. 



Y(41()wish green; palpi unmarked; basal joint of antennae with 

 a red stripe on outer side; pronotum unmarked, longer than broad, 

 narrowed in front; thorax and legs pale; abdomen marked with 

 reddish on the middle of some segments towards tip. Wings hyaline, 

 venation green; stigma not distinct in fore wings; in hind wings is 

 a dark spot; no dark spots on union of cubitus and median near 

 margin of wing; in fore wings the outer gradates are brown, outer 

 ends of costals,' middle of first few radials, origin of radial sector, 

 and one or more cross-veins behind it dark. Wings rather long, 

 fore ones not acute, hind ones plainly acute, in fore wings 9 outer 

 and 14 or 15 inner gradates, reaching far up toward the base (as in 

 A. Colombia); in hind wings 7 outer and 11 inner gradates. Expanse 

 38 mm. 



From Rio Longo, Bolivia, 750 m. (Fassl). 



Alloclirysa nigrilabris n. sp. 



Yellowish green; labrum jet black, a black V-mark between and 

 above the bases of the antennae, basal joint of antennae with a red 

 spot outside; pronotum pale, hardly longer than broad; thorax 

 above with large black spots as in A. Colombia and A. varia and 

 black spots above on some segments of the abdomen toward the 

 tip; legs pale. Wings hyaline, venation green, gradates dark, a 

 dark spot in stigma, and in fore wings one on the union of median 

 and cubitus near margin, many radials at each end, the origin of 

 radial sector, several anals, the lower part of end of second cubital 

 cell, and the upper part of end of third cubital cell dark. In fore 

 wings 7 outer and 10 inner gradates; in hind wings 7 outer and 

 8 inner gradates. Expanse 38 mm. 



From St. Antonio, Colombia, 1,800 m., December (Fassl). 



Allochrysa riveti Navas. 



Described from Ecuador, occurs in Colombia and Panama. 

 Allochrysa titan n. sp. 



Body large and heavy. Pale yellowish or greenish, palpi mostly 

 black, a faint red spot each side at base of clypeus, vertex with a 

 red triangle, red stripe on outer side of basal joint of antennae, joints 

 beyond for about one-third way out blackish on outer side. Pro- 

 notum with two red marks each side, almost making a stripe, rest 

 of thorax, abdomen, legs, and wings unmarked, latter with some 

 black veinlets, some of the radial cross-vein partly black, and some 



