470 Messrs Cooper and Robinson, On six new species, etc. 
1 mm., basis capituli trapezoidal, cornua very short and blunt ; 
palps short; hypostome with small corona of minute teeth, not 
emarginate at tip, dentition 3 j 3. Legs of moderate size; coxae 
(Fig. 24) spurred; coxa I. with a pair of short blunt spurs of 
which the internal is the longer; coxae II., III., and IV. each 
with a single short blunt spur; tarsi bicalcarate, sharply attenuated 
near extremity ; slightly bossed on dorsal surface. 
Female unknown. 
Origin. Description based on a single </ collected by W. F. 
Cooper at Quambone, New South Wales, Australia. Host, an 
Iguana, species not stated. 
Note. This species differs from Aponomma ecinctum in its possession of 
3 1 3 rows of teeth on the hypostome and a pair of spurs on coxa I. ; from 
Aponomma crassipes in the absence of greenish iridescent spots on the bosses 
of the tarsi. 
,The thanks of the authors are due to Prof. L. G. Neumann, of 
L’Ecole Nationale Veterinaire de Toulouse, to whom some of the 
foregoing new species were submitted for his opinion, before these 
descriptions were sent to press. 
