63 



hair. Antennal hairs longer thau iiHual, nearly as long as the antennal 

 scape, fuscous, the middle joints are irregularly dilated, the last joint 

 conical, not much shorter than the penultimate, which is cylindrical, not 

 dilated and twice the length of the preceding; the latter is not dila- 

 ted like those behind it. 



1450 Eurytoma xanthopus sp. no v. 



Black, the legs except at the base pale yellow, the hind femora in- 

 fuscated; scape of antennae pale yellow, the flagellum fuscous, thickly 

 covered with white pubescence; wings clear hyaline, highly iridescent, 

 the nervures pale. Female. Length 2 mm. Champerico, Guatemala. 



Head covered with stiff silvery hairs, closely punctured. Basal 

 joints of scutellum shining, bare, longer by one-half than wide, narrowed 

 at base and apex. Pro- and mesonotum closely and strongly punctured; 

 the scutellum is more widely punctured, the punctures almost forming 

 reticulations. Metapleurae thickly covered with long silvery pubescence. 

 Abdomen smooth, shining, the sheaths of the ovipositor largely projec- 

 ting, clearly projecting beyond the last segment, which is sharply pro- 

 duced and more sharply pointed than usual. Tegulae testaceous. The tarsi 

 are whiter than the rest of the legs. 



1443 Eurytoma pilicornis sp. nov. 



Black, the antennal scape and apex of femora and tibiae rufo-tes- 

 taceous, the tarsi white. Wings hyaline, the nervures pale testaceous. 

 Flagellum of antennae thickly covered with silvery hairs. Head and 

 thorax closely and strongly punctured, the punctures mostly round and 

 clearly separated. Metanotum strongly acieulated, an impressed line, 

 smooth and shining above, in the middle. Mesopleurae finely, closely, 

 longitudinally striated, smooth above. Female. Length 2 mm. Chinan- 

 dega, Nicaragua. 



Metanotum with an oblique slope. Antennal scape slender, not di- 

 lated, flagellum stout, slightly but distinctly dilated towards the apex, 

 the first joint narrowed at the base, distinctly longer than broad, the 

 following as broad as long. Head wider than the thorax. Cubitus curved 

 slightly dilated on the upper part at the apex. Abdomen sharply pointed 

 at the apex, shorter than the thorax, smooth and shining. Tegulae fus- 

 cous. 



14.3(j Tetrastichus basimacula sp. nov. 



Head and thorax rufo-testaceons, the mesonotum in the centre broad- 

 ly blackish, the pronotum more yellowish in tint; abdomen black, slightly 

 suffused with brownish, the basal segment orange yellow; the third and 

 following joints of the antennae black; legs testaceous; wings hyaline, 

 the nervures testaceous. Female. Length 4 mm. San Marcos, Nicaragua. 



Head shining, the ocellar region with a black transverse stripe; the 

 outer ocelli joined to the eyes by a furrow; occiput, except round the 

 edges, and apex of mandibles, black. Along the outer border of the 

 middle lobe of the mesonotum is a crenulated furrow, its central furrow 



