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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 59. 



of eye, said to be 13 -segmented (now broken beyond 10), 3 longer 

 than 1 plus 2. slightly curved, smooth, six times as long as broad 



and 0.73 length of fourth, 4-10 sub- 

 equal, longitudinally ridged, from 

 about the seventh on vertically com- 

 pressed so that in side view the an- 

 tennae are broadened toward apex, 

 tenth two and one-half times its 

 greatest width. Truncation of 

 pronotum about 0.4 width of head 

 and with two prominent triangular 

 teeth above, its sides polished and 

 produced posteriorly. Mesoscutum 

 somewhat triangular, longer than 

 broad, parapsides represented by 

 rows of punctures, slightly sculptured 

 posteriorly. Scutellum rounded be- 

 hind, cup large, its surface convex 

 and slightly punctured, tapering in 

 front into septum between the two 

 deep pits, disk punctate axillae 

 longitudinally striate. Propodeum 

 as long as width of head, its neck 

 with two almost parallel carinae 

 above and two less prominent ones 

 on each side. Mesopleurae finely 

 aciculate. Hind coxae cylindrical. 

 Front wing with only the first cross 

 vein and one longitudinal, the apical 

 abscissa of subcosta, cubitus, median, 

 areolet, and costal hinge wanting, 

 radial cell long and narrow, open at 

 base and at margin, cell to wing ratio 

 1:6, surface sparsely pubescent, 

 margin ciliate. Petiole of abdomen 

 longitudinally ridged, as long as rest 

 of abdomen which is ovate, laterally 

 compressed, bare at base, second 

 tergite largest, ovipositor projecting 

 at tip. 



Length, 4.1 mm. Antennae, about 3.8 mm. Wing, 2.4 mm. by 

 0.65 mm. Abdomen, including petiole, 2.5 mm. 



Described from one female captured in November by H. H. Smith. 



Fig. 2.— Zamischus brasiliensis Asdmead. 

 Dorsal and side view of body and an- 

 tenna. 



