HYMENOPTERA. 



Genus ?. ANTHOGLOSSA. 

 Anthoglossa, F. Smith's MSS. 



Head transverse, ocelli placed in a triangle on the vertex ; an- 

 tennae geniculated, the flagellum subclavate, truncate at the apex, 

 in the male the apical joint dilated at the apex and hollowed out ; 

 the clypeus rounded anteriorly ; labrum concealed, rounded an- 

 teriorly ; mandibles compressed or flattened, slightly curved in- 

 wardly, dilated at their apex into an oblique obtuse tooth, fur- 

 nished with a minute one within ; the mentum elongate, the labium 

 being about one-fourth of its length ; the labium slightly rounded 

 at its apex, which is ciliated with short hairs ; the paraglossae 

 nearly as long as the labium, dilated and rounded at their apex ; 

 the labial palpi four-jointed, the basal joint being nearly as long 

 as the three following united ; the maxillary palpi six-jointed, 

 each joint gradually decreasing in length, the apical one cylindric. 

 Thorax rotundate, the superior wings having one marginal and 

 three submarginal cells, the former truncate at the apex ; the 

 first submarginal not quite so long as the two following, the 

 second longer than broad, its transverse nervures oblique, nearly 

 parallel, the third narrowed by one-half towards the marginal 

 cell. Abdomen elongate-ovate, the fifth segment furnished with 

 an anal fimbria. (Plate IV. Details.) 



1. ANTHOGLOSSA PLUMATA. B.M. 



Female. Length 6| lines. Black, the face on each side 

 clothed with hoary pubescence, gradually becoming darker to- 

 wards the vertex, on which the hairs are pale at their base and 

 black at their apex ; the clypeus closely and strongly punctured, 

 above which is a smooth and shining triangular prominence ; the 

 labrum and mandibles ferruginous. Thorax clothed with pu- 

 bescence of dark hue, being pale at the base and black at the 

 apex of the hairs ; beneath it is fulvous ; the legs dark ferru- 

 ginous, the anterior and intermediate trochanters compressed ; 

 the apex of the anterior coxa? armed with long obtuse spines, or 

 processes rounded at their apex ; all the legs covered with ful- 

 vous pubescence, the posterior pair densely ; tegulac nigro-pice- 

 ous, very smooth and shining ; the wings fusco-hyaline, slightly 

 clouded at their apex. Abdomen oblong-ovate, the basal segment 

 thinly clothed with pubescence similar to that on the thorax ; the 

 second, third and fourth segments have a narrow white fascia on 

 their apical margins, the fifth densely fringed with fulvous pu- 

 bescence ; the apical segment ferruginous, having a central naked 

 space, the margins of which are raised, smooth and shining, the 

 centre closely covered with deep elongate punctures. 



