Annals of the TnAisrsvAAL Museum. 



159 



Female. — Bodij sliort, oval, wider Ijehincl, 7 to 8 mm. long l)y -i to 5 mm. 

 wide ; blackish brown, with the exception of the dorsal shield ; the rostrum 

 and the legs reddish ])rown. Dorsal shield [XFJ, p («)] yer^^ large, reaching 

 almost to the middle of the length of the body, a short oval, the posterior 

 margin emarginate ])\ two shallow sinuses, which divide into three not ver}' 

 prominent lobes, of which the median is twice the lateral ones in size ; an- 

 terior emargination for the insertion of the rostrnm limited l)y two wide 

 blunt points ; cervical grooves very short, transformed into two deep pits ; 

 punctuations large^ scattered in the anterior half, very fine and numerous 

 on all the surface, whicli is rather shiny ; colour clear brick red on indivi- 

 duals from Natal, clear ochre yellow on female irom Zanzibar, with two 

 reddish brown spots (K'cupying and Ijordering the two anterior cervical 

 pits, two other irregular spots about the eyes (which are small and clear 

 yellow) and on the lateral margin which precedes them two other irregular 

 spots behind those of the cervical grooves. Dorsal surface of abdomen with 

 a marginal groove very far from the margin, limiting more or -less clearly 

 the inner extremity of the eleven posterior festoons ; irregular grooves, one 

 transverse, the other longitudinal, of which three are constant, a median 

 and two close to it ; striations of integument very ap])arent, hairs abundant, 

 whitish in the marginal grooves, yellow, purplish red and blood red in the 

 posterior third, where; they form two wide lateral clusters, some on the 

 festoons. Ventral surface Avith large, whitish, scattered hairs ; sexual 

 grooves rather separate, rendered deeper by the integumental prominences 

 which come from the interval between the coxae, diverging at the level of 

 coxae 1\' ; anus rather anterior ; ano-marginal groove relatively long ; 

 stigmatic plates greyish white, short, comma shaped. Bostrum with dorsal 

 base twice as wide as long ; its posterior angles prolonged in short points ; 

 colour of the shield in its middle ; porose areas dee]), separate, a little oval 

 and diverging, ventral surface wide, semi-circular ; mandibles long [A^FJ, 

 p (h) I ; digit with inner apophysis with three points, the median longer ; 

 outer apophysis with three successive teeth, the terminal one a little sub- 

 ventral, the basilar one strong and a little bent downwards ; hy]:)Ostome and 

 palpi like those of the male. Lee/s like those of the male, except that the 

 coxae are relatively feeble, increasing a little from first to fourth pair ; the 

 inner tooth of coxae lA^ is stronger than the outer. 



Hosts. — Ehinoceros (South Africa) and some other mammals, usually 

 found on the genitals. 



Hahitat. — Mocambique, Durban, C'a])e Colony, Zanzibar, Zambesi. 



Gexfs TTAEMAPHYSALIS. KOCH. 



Rhipistoma, Koch (1844). 



Goni.vodes, Duges (1888). 



Opistodou, Canestrini (1897). 



Haeiua pJi i/salis, Kodi (Xeumann, 1897). 



No eyes, base of rostrum rectangular, elongated transversely twice as 

 wide as long. Palpi conical, the second article forming a strong, conical, 

 lateral, and basilar projection. Stigmatic plates circular or short comma 

 shaped. A^entral surface of male Avithout anal plates ; coxae I not l)ifid : 

 coxae IV in the male of normal dimensions. Integument of uniform 

 broAvnish colour. • , • ■ 



Only one species has lieen reported from South Africa. 



