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Genus Ornithodoros 



ORNITHODOROS CANESTRINII (Birula), 1895. 



Fig. 113. 

 Synon.: Argas canestrinii Birula, 1895, p. 353. — Neumann, 1901, p. 260. 



Icon.: Birula, 1895, PI. I, Figs. 1-3. Anterior part of venter, tarsus I, anus (Figs. 

 1 and 2 here reproduced). 



Body (</ 10 x 5 mm., $14x8 mm.) elongate, with sides sub-parallel, 

 rounded posteriorly, cone-shaped anteriorly. General colour fawn or 

 blackish fawn-coloured, lighter on venter ; palps and legs lighter. Eyes 

 absent. No grooves on venter. Integument finely wrinkled dorsally, with 

 rounded depressions, shallow, confluent in places ; on the ventral surface, 

 integument smooth on the median line and on coxae ; sexual aperture 

 between coxae I (in f and ? ) ; on each side of the base of the capitulum, 



Fig. 113. 0. canestrinii $ ; anterior part of venter, and tarsus 1 ; slightly modified 

 from Birula, 1895, pi. I, figs. 1, 2. 



a fold half as long as capitulum. Capitulum : base rectangular, scarcely 

 wider than long ; hypostome elongate, rounded and not indented at its 

 apex, one and a half times as long as the base; dentition 2 J 2, two rather 

 long hairs ventrally on its base ; palps longer than hypostome, bearing 

 hairs on their dorsal border ; article 1 very thick ; article 2 of the same 



