74 



American Midland Naturalist Monograph No. 1 



Ornithodoros yumatensis Cooley and Kohls, 1941 

 Plate 7, Figs. 35 and 36 



1941b. Ornithodoros yumatensis Cooley and Kohls, original description, pp. 592-594, 

 with figures. 



Sexes mildly dissimilar; nymphs and adults similar. 



FEMALE 



Body. — Oval, sides nearly parallel, bluntly pointed in front and broadly 



A ? 



B o" 



C 



D 



Fig. 32. Ornithodoros parpen Cooley. A, Hypostome of female. B, Hypostome of 

 male. C, Hypostome of fourth stage nymph. D, Hypostome of third stage nymph. 

 E, Hypostome of second stage nymph. F» Hypostome and palpi of first stage nymph. 

 G, Hypostome and palpi of larva. 



