On a new genus of Ixodoidea. 
411 
brown extensively white-enamelled (see Note); the dark markings 
are where the enamel is absent : along the cervical and lateral 
grooves, four spots on either side within the lateral grooves, and 
a rough W followed by an I in the median line ; numerous rather 
fine punctations ; cervical grooves small pits followed by shallow 
depressions ; lateral grooves shallow, complete ; eyes pale, flat. 
Venter white; spiracles large, oval, brown ; plaques absent. Capitu- 
lum (1 mm. 1.) base broader than long, ridge concave behind, white- 
enamelled dorsally ; palps short ; hypostome somewhat longer than 
palps, dentition 3|3, five teeth per file. Legs stout yellow-brown, 
mottled white ; coxa I with two subequal blunt spurs ; coxa IV 
single-spurred ; tarsi with two terminal spurs, constricted at tip. 
Female, L. 3'6, W. 2‘7 mm. Body (Fig. 34) brown. Scutum large, 
cordiform (1'9 x 2 mm.) finely punctate ; white-enamelled except 
