16 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.64. 



nearly as long as next two combined, middle joints nearly twice as 

 long as thick. Thorax granularly opaque ; notauli distinct to beyond 

 jniddle of mesocutum; scutellum margined to apex, the space be- 

 tween carinae about three-fourths as wide at apex as at base, with 

 a median fovea; position of sternauli deeply and broadly concave; 

 metapleurum posteriorly strongly and irregularly rugose; propo- 

 deum with apical carina very strong and high, the area in front with. 

 a few irregular rugae; areolet subelongate, the lower side nearly 

 continuous with rest of cubitus, second intercubitus sharply broken ; 

 second recurrent strongly bent at upper third, otherwise nearly 

 straight, interstitial; nervulus postf ureal by about half its length, 

 nearly perpendicular; postnervulus broken at upper two-fifths; 

 ramellus long; nervellus broken below upper third; legs stout, hind 

 femur three-fourths as long as tibia, latter four-fifths as long as 

 tarsus; tarsi very stout, very finely and densely pubescent beneath, 

 fourth joint of middle tarsus about as broad as long, apical joint 

 as long as or slightly longer than second, claws very large with about 

 fourteen large teeth and several small basal ones. First tergite 

 nearly four times as long as wide at apex ; second two-thirds as wide 

 at apex as long, two-thirds as long as first ; sheath distinctly shorter 

 than first tergite. 



Ruf o-testaceous ; head more yellowish; vertex concolorous; fla- 

 gellum black; wings hyaline, venation dark, stigma and costa pale 

 testaceous; legs testaceous, tarsi paler. 



Type locality. — Chejel, Guatemala. 



Pcuratype locality. — Cordova, Vera Cruz, Mexico. 



Type.—QdX. No. 25924, U. S. N. M. 



Described from three females, the type and paratype a- taken at 

 the type locality in June by Schaus and Barnes and paratype & at 

 the Mexican locality by Frederick Knab. 



The paratypes exhibit only slight variations of color, size, and 

 structure. 



