On six new species of Ixodidae, etc. 
459 
times length of third; hypostome as long as palps, dentition 4|4, 
tip emarginate and provided with a corona of minute irregularly - 
arranged denticles, minute squamiform denticles as usually seen 
in the genus, continued down shaft of hypostome towards base. 
Legs long; coxae (Fig. 5) each with two well-separated short 
blunt spurs ; tarsi bicalcarate, those of 1st pair bossed on dorsal 
surface. 
Origin. Description based on one $ collected in British 
Guiana by Mr E. C. Foote. Host not specified. Preserved in 
alcohol. 
Note. It is possible that this tick is the hitherto unknown female of 
Amblyornma liumerale Koch, ( vide Neumann, 1899, Mem. de la Soc. zool. de 
France , tome xii., pp. 230 — 231). 
Fig. 5. Amblyornma longirostrum ¥ . Coxae I.— IV. 
