374 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



lar joint not twice as long jjs the pedicel, the three following- Joints 

 nearly round, the remaiuiug to the last, transverse-mouililorni, siib- 

 pedicellate, the last cone-shaped. Mesonotal furrows broad, distinct. 

 Scutelluni with a deep depression at base. Metathorax carinated. 

 Legs, including coxje, honey yellow, the first joint of anterior tarsi 

 long, deeply einargiiiat<' at base. Wings fusco-hy aline, pubescent, the 

 venation brown, the marginal cell very long, not quite closed, the mar- 

 ginal vein very little longer than the first abscissa of radius. Abdo- 

 men ovate, black, slightly rufous basally, the venter densely pubescent, 

 the petiole scarcely twice as long as wide, fluted. 



The 3 antenuie are 14-jointed, loug, filiform, pubescent, the pedicel 

 rounded, the first flagellar joint about 5 times as long as thick, excised 

 basally, the following joints shorter. The anterior tibia' is twisted and 

 produced outwardly into a strong tt)oth or spine, the apical spine long, 

 curved. 



Habitat. — Ottawa, Canada. 



Types in Coll. Ashmead. 



Zygota texana, sp. nov. 



9 . Length, 3""". Black, shining, somewhat densely covered with a 

 fine fuscous pubescence; the apex of the seventh dorsal abdominal 

 segment and the last ventral segment, rufcms; antenna' rufous; teguhij 

 and legs brownish-yellow; pal]»i and mandibles pale. 



Antenna' 15-jointed, moniliform, the first flagellar joint abimt twice 

 as long as the pedicel, the last obhmg, the five i)receding transverse- 

 monilifi)rm. Wings subfuscous, the venation brown, the marginal cell 

 very long, more than 5 times as long as the marginal A^eiu, the latter 

 scarcely longer than the first abscissa of radius, the latter almost 

 straight. Metathorax carinated. Abdomen about as long as the head 

 and thornx together, the petiole ah>ng the sides and at apex, an«l the 

 venter, densely pubescent, the second segment laterally very inely 

 punctate. 



Habitat. — Texas. 



Type in Coll. Ashmead. 



ACLISTA Foister. 

 Hyni. Stud., ii, p. 128 (ISrifi). 



Head globose or subglobose, the cheeks usually full; ocelli 3, small, 

 in a triangle, not i)ron)inent; eyes rounded, pubescent. 



Antenme inserted usually on a very prominent frontal projection; 

 in 9 15-jointed, incrassated or clavate-moniliform; scape sUmt, reach- 

 ing far above the ocelli; pedicel smaller than the first flagellar joint, 

 the latter usually only a little longer than thick; the folh»wing joints 

 all moniIif(u-m or transverse-submoniliform, sometimes slightly pedicel- 

 late; in S long, filiform, 14-joiuted, covered with a short, dense pubes- 



