42 Annals of the South African Museum. 



■except the apical joint of the maxillary, which is yellow. Antennal 

 scape covered with black hair, slightly longer than the following two 

 joints united ; the third shortly, but distinctly longer than the 

 fourth. Apical two-thirds of the fore tibiae and the basal four joints 

 of the tarsi yellowish in front. There is a stout keel down the 

 middle of the first abdominal segment ; its apex is bordered by a 

 deep furrow ; at the base are two or three longitudinal stinae. 

 Apical abscissa of radius not quite so long as the basal two 

 united. $ . 



Length 8 mm. ; terebra 4 mm. 



Cape Colony. Port Elizabeth. 



The Group of I. lunildiuli. 

 Black ; the abdomen longish, more or less red, the basal segments closely, 

 strongly striated ; the area on second segment not clearly defined, smooth, 

 bordered by striae ; wings uniformly black ; the base of stigma ochraceous. 



Mouth region and thorax marked with rufous ; the third and 

 fourth segments striated ; the strife on second segment 



oblique; ovipositor longer than the body hnvilaniU. 



Head and thorax entirely black ; the third and fourth seg- 

 ments smooth ; the strife on second segment longitudinal ; 

 ovipositor shorter than the body loiigico.rU. 



Il'HIAULAX LOXGICOXIS, Sp. nOV. 



Black, the alxlomen rufous, the basal two segments tinged with 

 fuscous, closely striated, the base of the area on second segment 

 smooth ; the suturiform articulation, the furrows on the base and 

 apex of the third and fourth crenulated ; the basal furrows roundly 

 curved ; the curve on the third much longer than that on the fourth. 

 Antennal scape about three times longer than wide, covered with 

 black hair. Parapsidal furrows distinct. Palpi black. Third 

 abscissa of radius distinctly longer than the basal two united. Hind 

 coxae smooth, three times longer than wide. Wings dark fuscous ; 

 the base of stigma ochraceous ; the recuri'ent nervure received in 

 first cubital cellule ; the third abscissa of radius longer than the 

 other two united. $ . 



Apart from the other differences the much shorter ovipositor dis- 

 tinguishes this species from I. Havilandi. 



Length 15 mm. ; ovipositor 12 mm. 



Natal. Estcourt. 



Iphiaulax havilandi, sp. nov. 



Black, the lower part of the proplem'ae, the mesopleurae except the 

 corner above, the transverse furrow below the tegulae, mesosternum, 



