( ^'O ) 



x!ii. Hoplistopus penricei spec. uov. (I'l. Xll. t'. .">, S). 



J. Hoily iuul wiiiys smoky grey Jihovu siiul lu'low, very luiifonn in colour. 

 Sciilinjj; of anteiuia jiieyisli white. Alulomeii witli two rows of lilack jiatclies 

 laterally, the })atch('s not very distinct. 



Wings, ahorc. Forewing : on disc, a series of very lliin black streaks between 



veins, the series ending in the obIi()nc a])ical line, similar but shorter streaks upon 

 the veins at end ; there is a faint indication of discal and postdisca! transverse lines 

 not far from inner angle, and also an indication of a grey submarginal band ; fringe 



paler between veins, the nerve-dots ill-defined. Hindwing nniiolorous, fringe 



white, with minute smoky grey dots. 



I'mh'rside without markings, long hairs of cell of Ibrewing paler grey, nerve 

 s[)ots of fringe better defined tlian above. 



Length of forewing : 24 mm. 



Hah. Munyendi River, Angola, April lOdii (Penrice), 1 i in Mus. Tring. 



A second «?, witli scarcely any markii]gs, in Jlus. Stockholm from Damaraland. 



'-'7. Hoplistopus butti spec. nov. (I'l. V. f.l5, $). 



S. (Structurally the same as priirkei, the two insects being perhaps only 

 cospecific subspecies. Body and wings whitish grey, far i)aler than in penricei ; 

 mesothoracic tegula with black njjper edge ; abdomen with one series of black 

 spots, which is dorso-lateral, or there is a second row of spots below the first. 



Forewing above : a line in cell and one or more lines on discs between the 

 veins black ; an oblique black apical stripe ; two parallel lines on disc, S-shaped, 

 feebly marked, followed distally before inner margin by a linear patch representing 

 a third line. 



llab. Beaufort West, Cape (Jolon\-. 



3 S S, all imperfect, in the Tring Museum, collected by Mrs. Butt. 



XVI. PRAEDOKA gen. nov.— Typus : marskalli. 



S. Differs from Hojjiistopns in the following points: — 



Palpus rather more prominent ; fore- and midtibia spinose ; foretibia with 

 some long blunt apical spines, terminal spine more than a third the length of tiie 

 tibia ; first segment of foretarsus as long as 2 to 4 together ; spurs spinose ; long 

 terminal one of hindtibia a little longer than half the first tarsal segment. 



c?. Tenth abdominal tergite very strongly compressed, carinate above, vertical 

 at the sides, curved, pointed, evenly narrowed ; lobe of sternite rounded-triangular, 

 very obtuse, nearly as long as tergite ; clasper narrow, sole-sha2)ed, long-scaled 

 outside, dorsal margin curved inward mesially, subdorsal fold of inner surface 

 high, inner surface beset with small tubercles ventrally and distally ; harpe 

 (PI. XXXV. f. 1!)) ending in a gradually narrowed ventro-distal process, which 

 is curved inward and upward distally. Penis-sheath without armature. 



? . Antenna sub-audromorphic, with long seriated ciliae. Vaginal plate 

 (PI. XXI. f 12) sinuate, the edge rugate, 



Larva and chrysalis unknown, 



Hab. East Africa, 



Two species, 



