AXXALS OF THE TltANSVAAL MuSEU:\r. 



123 



imiPlCEPH AL U S APEX SIS. K 0 CH. 

 The Cape Buowx Tick. 



Hill piceiilLdlus cupeiixis (Koe-h, 18-1:4, 184-T). 

 lilii [)}(■(' jilutlus cdpensis^ Koch (Xciiiiuuin^ 181)7). 

 Viidi' VI I figure r ; Plate J\\ figure r ; Plate A\ ligiire b. 



Mate. — 1)0(1 ij oval^ widely rouiuled behind, in wliieh part it is three 

 limes as wide as in frdnt ; lengtli o lo 5 nini. (ineluding rostrum), wulth 

 1.75 to 3.0 niiri. Vorsal s/neld (I JiJ, c) a little convex, shiniug, dark chest- 

 nut l)rown in colour, covered with contiguous punctuations, wiiich give it a. 

 siiagreened appearance ; a lew large punctuations in anterior portion ; 

 cervical grooves deep anteriorly, extending to the level of the eyes, which 

 .are fiat, large, and pale yellow ; lateral groove wide, deep, close to the 

 margin, extending Irom the eyes to the separation of tlie two extreme 

 festoons ; lateral margin also shagreened ; festoons distinct, shagreencd, 

 extreme festoons s]iort, median ones elong-ate. Yeiitral >iurface glahrons, 

 yeHowisli ; sexual orifice opposite the middle of coxae II, followed hy a 

 wliitish, stra])-like apjjendage ; sexual grooves parallel ; anus opposite the 

 middle of tlie stigmatic ])lates ; anal ])lates {IX, c) almost isosceles triangles, 

 hase rounded, dark l)rown in colour, slightly punctured; accessory.anal ])lates 

 ■elongate and narrow, lialf as lono- as the anal plates ; festoons very plainly 

 marked, each with a transverse s])ot of dark chestnut cohnir ; stigmatic 

 pdates large, whitish, elongate, comma-shaped. JiostrNiii dark hrown in 

 colour ; hase almost as lons; as wide ; shagreened in the middle ; angles 

 prominent ; palpi longer than wide ; article 11 wider than long ; a row 

 of long stout hairs on the ventro-median margins of article 11 and III. 

 Lef/s dark hrown, strong ; coxae typical, coxae 11, III, and IV, each with 

 two short teeth on their ])osterior margins ; coxae I with two very long 

 sharp teeth ; tar>i short, two consecutive spurs, except on tarsi 1. 



Pemale. — Borhj elongate, oval : a little wider behind than in front ; 

 5 mm. long hy '2.7 mm. wide. Shield {X, h) almost as wide as long ; sides 

 rounded ; reaches the middle of the body in unengorged specimens ; dark 

 ■chestnut brown in colour ; ])unctuations confluent making surface 

 shagreened, except on the lateral margins ; cervical grooves reach almost 

 to the middle of the shield ; marginal grooves reach to the posterior 

 margin ; eyes flat, shiuv, pale yellow in colour, a little l)eliind the 

 middle of the length of the shield. Dor^^fd surface, dark hrown in colour, 

 glahrous, coarsely shagreened hy undulating, irregular transverse 

 folds, crossing two short longitudinal grooves and three long 

 posterior grooves ; marginal groove well marked, as also the festoons, 

 which are se])arated hy slightly sinuous grooves. Ventral surface 

 shagreened like the dorsal surface, and of same colour ; fesfoons plain, 

 elongate. Tiostruiii with hase wider than long ; ])osterior angles only 

 slightly nrojecting ; hv))o<tome with six rows of teeth ; ])al])i elongate, 

 article II as wide as lono-, dorso-median margin longer than the dorso- 

 lateral margin : article III as wide as long ; a fringe of stout hairs on 

 the ventro-median margin of articles I and II. Legs more slender than 

 'in the male : otherwise similar to tho-e of the male. 



JToslf^. — Cattle, goat, dog, horse. Varan us saurns. 



TTahitat. — Xamaqualand, Ca]')e rolonA\ Transvaal. 



