On a new genus of Ixodoidea. 
399 
Rhipicentor bicornis n. sp. 
Figures 12 — 16. 
Male, L. 51, W. 31 to 3'2mm. Body (Figs. 12 and 13 A) 
brown, long oval, somewhat pear-shaped. Scutum covers the 
whole dorsum, deeply emarginate, glossy, with few punctations, 
these chiefly in front and on the lateral folds ; cervical grooves short, 
deep, linear, converging ; lateral grooves well marked, beginning 
Fig. 13. 
A <? dorsum, 
B ? dorsum, C ¥ coxae I — IV. 
