HEMITELES. 257 



smooth, shining, impunctate ; the rest of the abdomen aciculate. The apical segments 

 are white at the sides, the seventh segment broadly white above ; the eighth segment, 

 with the cerci, whitish. Legs stout; hind coxae punctured. Areolet quadrate, the 

 apical nervure pellucid ; the apex, and a narrow band across from the stigma, smoky. 



E. Abdomen ferruginous or honey-yellow. (Species 20 to 27.) 

 1. Thorax marked with black. (Species 20 to 23.) 



20. Hemiteles transilis. 



Hemiteles transilis, Cresson, Proc. Acad. Phil. 1873, p. 175 ( ? )\ 

 Hab. Mexico, Orizaba 2 (Sumichrast). 



Differs from H. albitubereulatus in having the metathorax black at the base only, the 

 tubercles short and blunt, the prothorax white (except a black line above), &c. 



21. Hemiteles albitubereulatus. (Tab. X. fig. 25.) 



Rufus ; antennis, capite, pronoto, meso- metanotoque, nigris, annulo antennariim, clypeo, facie proparte,. 



prosterno, macula pronoti, maculis 3 mesonoti, seutello, spinis metathoracis, albis ; alis hyalinis, stigmate 



pallide testaceo. $ . 

 Long. 9 millim. ; terebra fere 2 millim. 



Hab. Panama, Bugaba {Champion). 



Antennae distinctly longer than the body, thickened towards the apex; the scape 

 white above in the middle. Head closely punctured ; the orbits all round, the front 

 below the antennae broadly, the clypeus and labrum, white. Thorax finely punctured, 

 the pleurae more strongly striated; base of the metanotum coarsely punctured, the 

 sides and apex coarsely striated and punctured. The thorax is black above (except the 

 above-mentioned white markings) ; the prothorax broadly behind, the edge of the 

 mesopleura in front, the suture at the metapleurae, and the metanotum (except at the 

 apex and the sides down from the spiracles), black ; the mesopleura and a spot under the 

 hind wings dull yellowish white. Scutellum not much narrowed at the apex, which is 

 transverse, the base rounded. Tubercles long, acute ; the part below them to near the 

 apex white. Petiole shining, impunctate; postpetiole aciculate, white at the apex. 

 The rest of the abdomen more opaque, more strongly aciculate ; the sides from the third 

 segment more or less white ; the two apical segments white above in the centre. Hind 

 coxae punctured ; hind tarsi inclining to yellowish, the apices black. Outer nervure of 

 the areolet obsolete. 



22. Hemiteles montezuma. (Tab. X. fig. 26.) 



Bufas ; facie, orTbitis maculisque thoracis, albis ; mesonoto nigro, albo maculatis ; alis hyalinis, stigmate 



pallide testaceo. $ . 

 Long. 7-5 millim. ; terebra 1*5 millim. 



Hab. Mexico, Orizaba (Bilimek). 

 biol. CENTE.-AMEE., Hymenopt., February 1886. 2 ll 



