new Species of Ticks. 307 



of legs 2-4 each with a single short spur, that of the fourth 

 being slightly the longest. Tarsus of fourth leg closely 

 resembling that of the male. 



Colour. — Body brownish. Scutum deep brown and witli a 

 large metallic spot at a short distance from the posterior 

 angle. Traces of metallic coloration are also present on the 

 scapulas (?). 



Measurements in mm. — Length of body 4, its greatest 

 breadth 3*8 ; length of scutum l - 78, its greatest breadth 2*24. 



Material. — A male and a female from Varanus albigularis, 

 Deelfontein, Cape Colony, collected by Colonel Sloggett. 



Ambly omnia (Aponomma) tenimberense, sp. n. 



c? . — Scutum longer than wide and roughly oval in shape, 

 but slightly truncate posteriorly ; its surface smooth and 

 furnished with numerous punctures, which are superficial 

 and unequal in size. Cervical grooves shallow, very short, 

 and slightly curved. Marginal grooves are not present. 

 Eyes absent (fig. 9). 



Fig. 9. 



Amblyomma {Aponomma) tenimberense, J. Dorsal view, X 10. 



Ventral surface punctured and slightly wrinkled posteriorly. 



Stigmata comma-shaped. 



Rostrum long, the dorsal surface of the base furnished with 

 a very slight median (longitudinal) keel. Hypostome furnished 

 with three files of teeth on each side. 



Legs. — Coxa of first leg armed with two spurs, the inner 

 of them being smaller than the outer. Coxa? of the three 

 posterior legs armed each with a single stout conical spur. 

 Tarsus of fourth leg progressively attenuate and without any 

 dorsal protuberance. 



Colour of scutum dark brown. An iridescent greenish 



