ERIONOTUS. 17 



357. Erionotus punctatus. 



Spotted Bush-Shrike. 



Lanius punctatus Shaw, Gen. Zool. vii. 2, p. 327, 1809 (Cayenne). 

 ThamnopMliis nwvius Cab. in Schomb. Reis. Guian. iii. p. 687, 1848 ; 



Salvin, Ibis, 1885, p. 423 (Eoraima, 3500 ft.) ; Sclater, Cat. B. 



Brit. Mus. XV. p. 197, 1890 (Quonga), 

 ThamnopMlus punctatus Brabourne & Chubb, B. S. Amer. i. p. 189, 



no. 1883, 1912. 



Adult male. Crown of head, mantle, wings, and tail black, with 

 white bases to the feathers on the mantle, white tips to the upper 

 wing-coverts and edges of the primary and secondary quills ; the 

 upper tail-coverts and tail-feathers tipped with white and a white 

 spot on the outer web of the outermost pair of tail-feathers ; inner 

 edges of primary and secondary quills white towards the base ; 

 lower back very dark slate-grey; under surface from the throat 

 downwards slate-grey, tips of under tail-coverts inclining to 

 whitish ; under wing-coverts white. 



Total length 135 mm., culmen 16, wing 67, tail 55, tarsus 19. 



Jdult female. Quite difEerent from the male ; sides of face and 

 back mouse-brown ; the under surface similar but somewhat 

 paler ; crown of head tawny ; long upper tail-coverts and middle 

 tail-feathers similar' but darker, the lateral feathers inclining more 

 or less, to blackish, with white tips and a white spot on the outer 

 edge of the outermost feathers ; upper tail-coverts tipped with 

 white ; upper wing-coverts brown edged with white, as are also 

 the innermost secondaries ; the outer edges of the quills olive- 

 brown. 



Total length 133 mm., exposed culmen 17, wing 65, tail 53, 

 tarsus 19. 



Immature male. Shows scarcely any black on the upper surface 

 which is pale slate-colour as well as the under surface, both of 

 which are tinged with an olive wash. 



Of the birds described, the male was collected on the Anarica 

 River, 1913, the female on the Abary River in September 1906, 

 and the young male on the Ituribisi River in February 1907, 



Breeding-season. Unknown in British Guiana. 



JS'est. Unrecorded in British Gruianai 



Effgs. Undescribed from British Gruiana. 



Mange in British Guiana. Mount Roraima, Upper Takutu 

 Mountains, Ituribisi River, Supenaam River, Abary River, Great 



VOL. II. c 



