Hymenoptera. 241 



Is very like /. odontoscapus. Cam., which species may be 

 known from it bj' the abdomen being ch)sely longitudinally 

 striated. 



Iphiaulax spilopus, sp. nov. 



Black, the abdomen and hind legs orange-yellow : the 4 front 

 knees and tarsi, except the apical joint and the apex of the basal, 

 pale orange yellow ; the apex of the hind tibi« and of all the 

 tarsal joints black ; the wings to the upper half of the transverse 

 median nervure yellowish hyaline, beyond fuscous, the stigma 

 black. Antennae black. Female. 



Length 8, terebra 3 mm. 



Grahamstown. Misses Daly and Sole. 



Head and thorax smooth and shining. Ocellar i-egion clearly 

 raised, triangular. Temples longer than usual, if anything longer 

 than the front of the head from, the end of the eyes ; they are not 

 nan-owed ; the occiput transverse. Mesonotum flat. Scutellum 

 rounded, distinctly raised above. Basal 5 segments of abdomen 

 longitudinally striated, strongly on the basal, more weakly on the 

 apical segments ; the suturiform articulation wide, deep ; the plate 

 on the 2nd segment small, broader than long. Apical abscissa of 

 radius as long as the basal two united. Antennal scape about o 

 times longer than wide, covered with stiff black hair, not hollowed 

 below, nor toothed at the apex. The black bands on the hind legs 

 are broad : on the middle joints of tarsi they occuj)y more than 

 the half, on the basal almost the half ; the apical is entirely black. 

 The middle area of the 1st abdominal segment is triangular, 

 clearly separated, longer than it is wide at the apex. 



Iphiaulax ? platyiiotus, sp. nov. 



Rufo-testaceous, the antennae, head, hind tibiae from near the 

 bas(^ and the hind tarsi, black ; wings smokj^ fuscous, the 1st 

 cubital cellule, the tliscoidal cellule below its apex, the extreme 

 base of radial cellule and a cloud on either side of the 2nd trans- 

 verse cubital nervure, hyaline; the basal two-thirds of the stigma 

 pale ochraceous yellow. Male. 



