14 Lazvrence Bniner 



cc. Apex of the posterior tibiae, provided with six claws ; 3 inside, 

 3 outside. 

 d. Head vertical, vertex short, mouth inferior or below. All 

 the tibiae armed with movable spurs. The male speculum 

 of the elytra (when developed) divided by two veins. 



Phalangopsitidae. 



dd. Head elongate, horizontal, mouth directed to the front. Pro- 



notum slender, longer than wide, the lateral lobes narrowed 



anteriorly. Anterior and middle tibiae without spurs. The 



speculum of the male elytra divided by a single vein. 



Oecanthidae. 

 A A. Tarsi with the second joint depressed, heart-shaped. 



h. Posterior tibiae not serrated, biseriately spinose, and provided on 

 each side with three movable spines ; the apex sometimes pro- 

 vided with two claws on the inner side. Female ovipositor short 

 and curved; speculum of the tympanum of the male elytra un- 

 divided Trigonidiidae. 



hb. Posterior tibiae serrated, spined on both sides ; the apex furnished 

 with three spurs on each side. Ovipositor straight or a very little 

 curved; speculum of the tympanum of the male elytra divided by 

 one (or sometimes two) veins. 

 c. Claws of the posterior tibiae elongate, the intermediate one on 

 each side much longer than the upper. Metatarsi elongate. 

 d. Pronotum anteriorly scarcely coarctate, the angles somewhat 

 acute, lateral lobes oblique, in front angulate. Head robust 

 or large, eyes prominent at sides ; rostrum of the front 

 with its sides parallel. Elytra of moderate size and of the 

 usual form, the lateral field bent down at right angle ; in 

 the males with the tympanum provided with two oblique 

 parallel veins. Apex of the ovipositor furnished with lan- 

 ceolate, acute, non-dentate valves Eneopteridae. 



dd. Pronotum anteriorly decidedly coarctate. Head small ; the 

 eyes prominent in front; rostrum of the front narrowed, 

 anteriorly. Elytra of males very wide at side, the lateral 

 field completely enveloping the body ; oblique veins of the 

 male numerous, divergent fan-like. Ovipositor variable. 



Phormincteridae. 

 cc. Claws of the posterior tibiae minute on the outer side, on the 

 inner side rather long, the upper one longest and the lower 

 one shortest. Metatarsi usually short, sparsely dentate basally. 

 Ovipositor variable, cylindrical, apical valves dentate, or flat- 

 tened Podoscirtidae. 



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