On a new genus of Ixodoideci. 
395 
Female (more or less fed), L. 2'9 to 5, W. 1*8 to 3'3 mm. 
Body brown, with a few scattered hairs. Scutum ( l . 13 to 14, 
w. 1 to l‘2mm.) dark brown, long oval with slightly sinuous 
posterior border; cervical grooves shallow, almost reaching the 
Fig. 3. ¥ capitulum, A dorsal and B ventral aspects. 
margin; no lateral grooves; numerous fine shallow punctations. 
Verder brown, with scattered hairs, long at the sides ; vulva 
between coxae IV ; anal grooves nearly reaching the posterior border 
and slightly divergent ; spiracles round, whitish. Capitulum (Fig. 3) 
fairly long (‘9 mm.), base triangular with sub-triangular porose 
areas far apart ; palps with article 2 concave outside (whence 
“cavipalpus”) owing to lateral prominence proximally; hypostome 
long and narrow with a crown of small teeth followed by dentition 
2|2. Legs as in f , but coxae I — II close together, III distant 
from II, and IV more distant from III ; coxa I pointed, II — IV 
with straight posterior borders. 
Origin. Description based on 2 </ and 7 $ from a baboon 
( Cynocephalus babuin), Kansanshi, N. W. Rhodesia, collected by 
Dr A. Yale Massey. 
Fig. 4. 3 and ¥ spiracles, respec- 
tively 370 /x and 270 fx l . 
Fig. 5. 3 and ¥ digits, respectively 
138 /x and 140 /x I. 
