(542) 



Length (mounted specimens) : c? 2-8-3 mm. ; ? 3-3-2 mm. 



1 c? and 2 ? ? from Mutaragwa, Aberdave Mts., British East Africa, March 1-14, 

 1910, off Loplniromijs ::ena. 



1 S (tyjie) from Miitaratjwa, Marcli 21, oi^ Epimys jachsoiii. 



1 (? and 2 ? ? from Mt. Kinangop, Aberdare Mts., February 23, 1910, off 

 Tachyorystes audax. 



1 ? from Solai, Mt. Kenia, December 5, 1910, o^ Lojiliuromys .~ei>a. 



1 (J from Mt. Kenia, December 8, 1910, off the same host. 



1 cj from Mt. Kenia, December 6, 1910, off Otomys irroratus elyouis. 



19. Xiphiopsylla hyperetes spec. nov. (text-lig. 15). 



(? ?. The reticulations of the body and the denticulation of the ridges are very 

 mnch less pronounced than in liippia, the skeleton of the abdomen is not distinctly 

 incrassate dorsally and ventrally, the Jobe of the pronotum situated below the comb 



Fig. 1.5. — XiphiopsijUa Jujparctt'S. 



and the metepisternum are much broader, the lower angle of the genal process 

 projects much more, and the small bristles of the abdomen are much thinner than 

 in hippia. The jiostmedian row of bristles on the tergites does not cnrve so 

 distinctly backwards dorsally, and contains a few bristles less ; the eorrespcinding 

 row of the sternites consists of only fourteen or less bristles, the small bristles 

 in front of the row of long ones form four to six rows dorsally on the tergites, the 



