NEW SPIDER WASPS — DREISBACH 167 



podeum; all femora, foretibiae, and midtibiae yellow; coxae and 

 trochanters black, the latter with a little yellowish at apex; forebasitarsi 

 yellow, rest of joints and last two pairs of tarsi black; mesonotum 

 densely and closely punctured, the head more aciculate; antennae 

 yellowish beneath, black above; ratio of lengths of thu-d and fourth 

 antennal joints is 13:11; upper interocular distance (17) slightly less 

 than the lower; clypeus as usual, 2.0 as broad as long, a hairless 

 polished rim on apex, much broader in middle; head 1.15 as broad as 

 long; lateral ocelli not quite 2.0 as far from eyes as each other; wings 

 hyaline, darker at tip, veins brown, stigma dark. 



Length 8.0 mm. 



Holotype female: On banana debris from Mexico, M.S. Mar- 

 imanian, New Orleans, Oct. 11, 1934 (USNM). 



23. Auplopiis nigriculus, new species 



Holotype female. Whole body a dull black; all femora, foretibiae 

 and midtibiae beneath a bright yellow; midtibiae above, posterior tib- 

 iae, last four tarsal joints of foretibiae, all last two pau's tibiae, black; 

 coxae a deep black, trochanters slightly Ughter; very little silvery 

 hair anywhere, only a few long hairs on propodeum; antennae brown 

 beneath, dark above; clypeus of usual shape, 1.7 as broad as long; 

 upper interocular distance (16) 0.9 the lower; head 1.1 as broad as long; 

 lateral ocelli 1.5 as far from eyes as each other; ratio of length of 

 third and fourth antennal joints is 17:14; wings hyaline, only very 

 slightly dusky at apex, veins dark brown, stigma black. 



Length 11.2 mm. 



Holotype female: Barro Colorado Island, C.Z., June 14, 1939, 

 Zetek 4453, lot no. 39-12571 (USNM). 



24. Auplopus lineatus, new species 



Holotype female. Clypeus black, head a very dark green (greenish 

 hardly noticeable), sides and dorsum of thorax a dull, dark very 

 noticeable green, propodeum slightly greenish, through the very 

 dense white prostrate pubesence, which hides the surface; abdomen 

 black with a reddish cast, especially at the apex of tergites, shining 

 through the fine pubescence; face and clypeus densely sericeous; all 

 the femora and foretibiae bright yellow; the midtibiae a darker 

 yellowish mottled with black, especially on the inside and at apex 

 on outside; posterior tibiae and all tarsi dark; mouth parts bright 

 yellowish; mandibles reddish at apex, yellowish preapically; coxae 

 and trochanters black (trochanters mottled with yellow); antennae 

 with a narrow yellow line underneath, black above, the joints slightly 

 larger at apex than at base of next joint; anterior orbits with a narrow 



