112 PROC. ENT. SOC. WASH., VOL. 23, NO. 5, MAY, 1921 



apical abscissa ot cubitus, the abscissula barely longer than 

 intercubitella, and the straight nevellus with entirely lacking 

 discoidella; the long, slender, and nearly parallel sided first 

 tergite; and by the probably much less numerously jointed 

 antennae. 



Thaumatotypidea koebelei, new species. 



Ma/e. Length 4.5 mm.; front wing 4.5 mm. 



Head broad behind eyes, temples strongly convex; occiput concave; face 

 granularly opaque, subpolished at sides; clypeus obscurely transversely striate; 

 head otherwise polished; eyes slightly divergent below; malar space equal to 

 basal width of mandible; temple slightly wider antero-posteriorly than eye; 

 diameter of lateral ocellus slightly more than half as long as ocell-ocular line; 

 antennae slender filiform, the thirteenth flagellar joint (which is the most distal 

 one lett) nearly twice as long as thick. Thorax largely polished; notauli weakly 

 indicated in front, their position behind indicated by granular sculpture; meso 

 pleurum striate above and in region of the scarcely indicated sternauli; meta- 

 pleura punctate; propodeum subopaque coriaceous; combined areola and petiolar 



FIG. 1 Wings of Thaumatotypidea koebelei. 



area reaching the basal third of propodeum, the apical carina not angulate at 

 sides; legs slender; front wing as long as body, venation as indicated in figure. 

 Abdomen narrow, widest near apex; first tergite very narrow, but little wider at 

 apex than at base, with spiracles prominent, longer than second tergite, longi- 

 tudinally striate; second tergite narrow at base, broad at apex, longer than 

 apical width and nearly twice as long as third. 



Black; mandibles and palpi yellowish; clypeus piceous; antennae fuscous; 

 thoracic sutures and tegulae reddish; front and middle legs stramineous, hind 

 legs testaceous, the femora slightly infuscate; wings hyaline, venation pale 

 brownish gray; first tergite black; rest of abdomen piceous with second and third 

 tergites at apex and the third medially yellowish. 



Type-locality. Easton, Washington. 

 Type Cat. No. 24145, U. S. N. M. 

 One specimen captured by Albert Koebele. 



