G. H. F. Nuttall 
55 
who is devoting special attention to the genus Amhlyomma in con¬ 
junction with our monograph on Ticks. 
The new species oflfers a superficial resemblance to A. cajennense, 
but differs especially in respect to the ornamentation in both sexes. 
The ^ differs in being smaller and more elongate, the $ scutum is 
relatively broader and more triangular, not to mention other differences 
affecting the spiracles, coxae, tarsi, and cervical grooves in and $ and 
the festoons in the 
Haemaphysalis warburtoni n. sp. 
Figs. 5-6. 
Male (Fig. 5). Body, L. 2-S-2 5 mm., W. I'G-l'S mm.*, narrow in 
front, bi’oadest on a line with the spiracles. Scutum: cervical grooves 
Fig. 5. Haemaphysalis warburtoni 3 , capitulum in dorsal and ventral aspects, scutum, 
spiracle, trochanter 1 seen from in front (and, attached to body, from above), coxae, 
tarsus 4. (G. H. F. N. and E. W. del.) 
1 Five males gave the following measurements in mm. : 
(a) 
Body length 
2-3 
Body width 
1-6 
Capitulum length (dorsally) 
0-4 
w 
F) 
{e) 
2-4 
2-1 
2-4 
2-5 
1-6 
1-7 
1-7 
1-8 
0-5 
0-5 
0-.5 
0-5 
