184 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxix. 



Family SYNTOMID.E. 



Genus SPHECOSOMA Butler. 

 SPHECOSOMA ABDOMINALIS, new species. 



Palpi 3^ellow, third joint oehreous. Leg.s yellow and ochreous; 

 mid and fore tarsi streaked with black. Antenna^ dark brown. Head 

 yellow; a brown spot on vertex. Collar black in front, yellow ])ehind. 

 Thorax yellowy spotted with black. Patagia ochreous, edged with 

 black. Abdomen: hrst two segments yellow, the first with a l)lack 

 subdorsal spot containing a few lilacine scales, and a transverse black 

 streak on either side; other segments brownish ochreous; underneath 

 yellow. Wings h3^aline, the veins black, the fringe black. Primaries: 

 an ochreous streak on costal margin; median vein ochreous between 

 veins 2 and -i; a white spot at base of costa; some yellow and a dark 

 streak at base of inner margin. 



Exjyanse. — 27 mm. 



Hahitat. — Caura Valley, Venezuela. 



Type.— Cat. No. 8481,"lT.S.N.M. 



Genus BOMBILIODES Hampson. 

 BOMBILIODES CINCTA, new species. 



Legs, head, collar, and thorax black; fore coxiB white; some white 

 hairs on frons close to ej^es; pale blue spots on vertex and collar. 

 Abdomen above with first segment j^ellow, last three segments dark 

 red, otherwise black with a dorsal and a lateral row of bluish green 

 spots; underneath ochreous, the ventral valve white. Wings hyaline, 

 the veins l)lack; the uiargins broadly black; a hyaline streak at base of 

 costal margin, and one above submedian close to vein 2; a black spot 

 at end of cell on primaries from vein 4 to costa. 



Expanse. — 35 mm. 



Hahitat.— ^t. Jean, Maroni River, French Guiana. 



Type.— Cat. No. 8482, U.S.N.M. 



Genus GYMNELIA Walker. 

 GYMNELIA TARSIPUNCTA, new species. 



Antenna black, the terminal fifth white. Legs black, spotted 

 with white at joints. Body black; some dark roseate on shoulders; 

 first segment of abdomen dark roseate above. Wings hj^aline, the 

 veins black; the outer margin and costa narrowly black. Primaries: 

 a little more than the basal third l)lack; the apex broadly black; the 

 discocellular broadly black. Secondaries: the basal half and entire 

 inner margin black. 



Expanse. — 41 mm. 



Habitat.— Santa Catharina, S. E. Brazil. 



Type. -Cut. No. 8483, U.S.N.M. 



