NO. 1794. HYMENOPTERA FROM FORMOSA— ROHWER. 485 



between the anteiinse; depression behind the Literal ocelH arcuate 

 posteriorly; first joint of the flagellum a little longer than the second, 

 apical joint subequal with the preceding; mesonotum closely, rather 

 coarsely punctured, scutellum more sparsely punctured ; propodeum 

 very sharply truncate behind, dull, rather fmely, transversely striato- 

 punctate, a medium, longitudinal impressed, irregularly striate Hne 

 which under low power looks like a longitudinal ridge; posterior 

 aspect of the propodeum with an impressed hne; lateral aspect of the 

 propodeum with irregular striae; dorsal segments impunctate, ventral 

 basal segments impunctate but the apical segments with distinct 

 punctures; pj^gidium truncate apically; third cubital cell on the 

 radius distinctly narrower than the second; legs rather strongly 

 spined. Black; base of mandibles, scape, tegulse, legs below coxse 

 except tibise spurs red; head and thorax, especially the anterior part, 

 with dense golden pile obscuring the sculpture; abdomen with the 

 usual silver bands; hair of the pygidium bronzy. Wings dark brown, 

 venation except the black costa and stigma, pale brown. 



Type-locality. — Horisha, Formosa. One female collected by Mr. T. 

 Fukai. 



Type.— C-^t. no. 13380, U.S.N.M. 



Two females from Trong, Lower Siam, collected by Dr. W. L. 

 Abbott, differ from the above only in having the dorsal aspect of the 

 propodeum without the impressed, striate line. 



