O. moubata 



55 



See further under Section II, regarding observations on the hatching 

 of eggs, oviposition, longevity, natural enemies, feeding habits, effects of 

 bite and the part played in the transmission of disease. 



ORNITHODOROS CORIACEUS C. L. Koch, 1844. 



Figs. 1, 58, 81-84. 



Icon. : C. L. Koch, 1847, PI. I, Fig. 2, ? (coloured) ; Fig. 3, ventral aspect in out- 

 line (very good figures).— Nuttall, vn, 1908, Fig. 2*.— Banks, 1908, PI. I, 

 Figs. 5, 6, legs. 



Lit. : C. L. Koch, 1844, p. 219 ; 1847, p. 31.— Berlese, 1888, p. 193.— Neumann, 1896, 

 p. 31 ; 1901, p. 258.— Banks, 1908, p. 18. 



Body narrow and more pointed in front than in 0. savignyi; integu- 

 ment with mammillae white in living specimens, reddish or dark in old 

 preserved specimens; large reticulated areas where mammillae are 

 absent (see Fig. 81) not showing up as definite discs. Four eyes 

 (Figs. 1, 82, 83) placed as in 0. savignyi, hemispherical, greenish, the 

 anterior large, prominent, the posterior one half smaller. Venter: 

 spiracles rather large, circular, prominent; pre- and post-anal grooves 

 well marked. Capitulum closely enveloped in a camerostome; base 

 long, four equal post-hypostomal hairs at the same level; two post-palpal 

 hairs; palps long, tapering, 1, 2, 4, 3 1 ; long white hairs on dorsal sur- 



Fig. 81. Fig. 82. 



Figs. 81, 82. O. coriaceus ? , x 4. Dorsum and venter. Drawn from living specimen 

 a few days after feeding to repletion. Original, N. and W. 



1 These numbers refer to the relative lengths of the articles. 



