40 
Messrs. Robinson and Kloss on Birds from the 
102. Hierococcyx sparverioides. 
Hierococcyx sparverioides (Vig.) ; Shelley, tom. cit. p. 232. 
The larger Hawk-Cuckoo was fairly numerous in Trang ; 
to the south it is decidedly rarer, though occasionally met 
together with H. nisicolor. 
103. Hierococcyx nisicolor. 
Hierococcyx fugax (Horsf.) ; Shelley, tom. cit. p. 236; 
Robinson, p. 177. 
Hierococcyx nisicolor (Hodgs.) ; Blanford, Faun. Brit. 
India, Birds, iii. p. 214 (1895). 
A single adult from Trang. 
Rather commoner than the preceding species, especially in 
the central and southern portions of the Peninsula. 
104. CUCULUS MICROPTERUS. 
Cuculus micropterus Gould; Shelley, tom. cit. p. 236. 
Specimens were collected both in the interior of Trang 
and on Langkawi. 
105. Penthoceryx sonnerati. 
Cuculus sonnerati (Lath.) ; Shelley, tom. cit. p. 262. 
? . Chong, Trang, December 27th, 1910. 
For some reason we have come across remarkably few 
specimens of this Cuckoo in the Peninsula, and it is possible 
that it is only numerous quite in the south, where Davison 
secured a fairly large series. It is obviously generically 
distinct from Cuculus , and, as Blanford (Faun. Brit. Ind., 
Birds, iii. p. 218, 1895) states, should certainly, if not kept 
distinct under the above name, be placed with Cacomantis , to 
which in the general character of the plumage it shews 
marked affinities. 
106. Cacomantis merulinus. 
Cacomantis merulinus (Scop.); Shelley, tom. cit. p. 268 ; 
Robinson, p. 177. 
Abundant all over the Peninsula. 
This Cuckoo is the local Brain-Fever Bird,” and has a 
trisyllabic note repeated three times on an ascending scale, 
which is singularly irritating. The species appears to be 
