156 PROCEEDINGS OF THE NATIONAL MUSEUM vol. ii4 



4. Auplopus femur -ruhrusy new species 



Holotypc female. Head and thorax opaque black, abdomen 

 black, shining through pruinose vestiture; mandibles sUghtly red- 

 dish at apex, labial palpi dull reddish; legs all black except the femora 

 which are all a light red, except extreme base and the laiees, which 

 are dark; head and thorax with a somewhat silky white pubescence, 

 some of hairs prostrate others upright; antennae black with a yellow 

 streak on underside of joints five to the tip; clypeus broadl}^ rounded 

 in front; mouth parts dark brown, mandibles reddish, apically; 

 clypeus 1.6 as wide as long, the front edge with a slightly upturned 

 rim, and strongly convex in middle; upper and lower interocular 

 distance equal (18); ratio of lengths of third and fom-th antennal 

 joints is 19:12; head as broad as long; foreocellus the largest, laterals 

 2.3 as far from each other as from eyes; wings slightly fuscous, darker 

 at tip, veins and stigma dark; basal and transverse veins in forewings 

 the width of a vein apart, the veins in rear wings interstitial. 



Length head and thorax 5.1 mm., abdomen 4.7 mm., forewing 

 7.2 mm., rear wing 6.6 mm. 



Holotype female: Barro Colorado Island, C.Z., May 19, 1939, 

 Zetek 4434, lot no. 89-12208 (USNM). 



Paratypes: 1, same data as holotype (USNM); 4, same data as 

 holotype except date June 14, 1939, 4453, lot no. 39-12571. 



5. Auplopus villosits, new species 



Holotype female. Head and thorax black with duU-greenish color 

 in reflection, abdomen black, apices of tergites slightly reddish; head 

 and thorax more or less covered with rather coarse, prostrate, yellow- 

 ish pubescence, and with considerably upright yellowish, shaggy 

 hair; forefemora with considerable long hair beneath, the other two 

 pairs with lesser amount; abdomen rather closely covered with some- 

 what dense, rather coarse, yellowish pubescence, even some on the 

 shining pygidium; antennae yellow, very slender, even joint three 

 hardly thicker than the rest of joints except thi-ee or four apical ones; 

 clypeus as usual, about 1.6 as broad as long; upper interocular distance 

 (18) slightly less than the lower (19); head very slightly longer than 

 broad; ratio of lengths of third and fourth antennal joints is 19:14; 

 very narrow posterior orbits, hardly any temples; posterior edge of 

 pronotum transverse, densely haired on dorsal sm*face with prostrate 

 hair; wings yellowish, with yellow veins and stigma; basal veins off- 

 set by twice the thickness of vein, in rear wings veins offset by three 

 times thiclvness of vein; propodeum densely haired at outer posterior 

 corners with prostrate hair; coxae yellowish on ventral surface, 



