146 
Annals of the Transvaal Museum. 
i 
long (4 mm.) ; base wider than long ; hypostome a little spatulate, armed., 
on the interior half, on each side with three longitudinal rows of 8 to 
10 teeth each, the outer row longer, the inner removed from its neigh- 
bour and doubled behind by a fourth shorter row ; squamiform denticles- 
behind the teeth ; palpi with the third article as wide as long, dilated 
on its inner dorsal margin. Legs very long, strong ; coxae I bicuspid 
the others flat, and a little attenuated on their posterior margin : tarsi 
long, sharply attenuated at their extremity, two strong terminal spines,, 
claws long, caruncle short. 
Hosts. — Rhinoceros. 
Habitat. — Sumatra (?), Cape Colony. 
I have never seen a specimen of this species. The description is- 
taken from Neumann. 
AMBLYOMMA SYLVATICUM, {DE GEER). 
The Cape Tortoise Tick. 
A cams sylvaticus , De Geer (1778). 
Cynorhaestes sylvaticus, Hermann (1804). 
Amblyomma sylvaticum, Koch (1844). 
Hyalomma devium (female), Koch (1847). 
Ixodes sylvaticus, Gervais (1844). 
Amblyomma sylvaticum (De Geer) (Neumann, 1899). 
Male. — Body regularly oval ; sides rounded ; 4.5 mm. long (rostrum; 
not included), 3.2 mm. wide. Shield chestnut brown, lighter on the 
margin, convex ; cervical grooves short, deep, lunate ; no marginal groove 
posterior festoons with separations not very deep ; punctuations 
numerous, deep, very unequal, some disposed in a series replacing the 
marginal groove on the sides.; eyes small, shining, hemispherical, sub- 
marginal in an orbicular excavation ; on the margins and on the last 
penultimate festoon an irregular spot, yellowish white, or reddish yellow.. 
Ventral surface yellowish ; stigmatic plates in a short comma, bordered with 
whitish. Rostrum chestnut brown, 1.7 mm. long, base relatively long and 
narrow ; hypostome wide spatulate, with numerous anterior denticles, of 
wTiich the marginal ones are bifid or trifid, followed on each half by four- 
rows . of eight teeth each, decreasing from front to back ; numerous 
posterior squamose denticles ; palpi of medium length, spotted with 
whitish on the inner margin of their upper surface. Legs of medium 
length ; coxae small, all with two short points on their posterior margins ; 
movable articles whitish on their dorsal border ; tarsi sharply attenuated at 
their extremity ; a terminal spur, very small on tarsi II, III, and IV ; 
caruncle scarcely passing the base of the claws. 
Female. — Body oval, 6 mm. long (not including rostrum), 5 mm. wide. 
Shield oval, cordiform, as wide or wider than long, whitish yellow in the 
larger part of its extent ; a border of blackish brown on the sides, narrow,, 
except at the level of the eyes, which it surrounds ; cervical grooves deep 
in front, reaching almost to the posterior margin, covered by a blackish 
band in the middle of the lateral area, a small black spot ; punctuations 
deep, unequal, black ; sometimes a brown spot in the median area ; eyes as; 
in the male. Dorsal surface reddish brown ; when young a marginal 
