2. CINCLOSOMA. 331 



2. Orthonyx spaldingi 



Orthonyx spaldingi, Eamsay, P. Z. S. 1868, p. 386 ; Gray, Hand-l. 

 B. i. p. 185, no. 2533 (1869) ; Gould, B. Austr., Suppl. pi. 53 

 (1869) ; Ramsay, Proc. Linn. Soc. N. S. W. ii. p. 191 (1878). 



Adult female. General colour above dark chocolate -brown, 

 darker on the mantle ; wing-coverts blacldsh brown, the greater 

 series edged with chocolate-brown ; quills dark brown, externally 

 washed with chocolate : upper tail-coverts like the back ; tail- 

 feathers blackish brown ; head and hind neck, as well as the lores, 

 sides of face, cheeks, ear-coverts, and sides of neck black ; throat 

 and fore neck deep orange-rufous ; centre of chest and breast 

 white ; sides of body and abdomen chocolate-brown, the sides of 

 the upper breast blackish ; thighs and under, tail-coverts dingy 

 chocolate-brown ; axillaries and under wiug-coverts dull chocolate, 

 the edge of the wing blackish; "eyelid fleshy white; bill black; 

 legs, feet, and iris blackish brown " {Spalding). Total length 9*5 

 inches, culmen 0-95, wing •1-45, tail 4, tarsus 1-75. 



Adult male. General colour above like the female ; lores and 

 sides of face black as in the female ; the under surface from the chin 

 to the lower breast pure white ; the abdomen ashy ; the sides of 

 the body and under tail-coverts chocolate-brown as in the female, 

 with a black patch on the sides of the uj^per breast. Total length 

 10-5 inches, culmen U-91, wing o'l, tail 4-8, tarsus 1-85. 



Hah. Neighbourhood of Eockingham Bay, K.E. Australia. 



a, 6. c? 2 ad. sk. Eockingham Bay {Spalding). Gould Collection. 

 2, CINCLOSOMA. 



Type. 

 Cinclosoma, Vig. 8)- Horsf. Tr. Linn. Soc. xv. p. 219 



(1826) " C. punctatum. 



Ajax, Less. Compl. Buff., Ois. p. 422 (1838) C. ajax. 



Range. Confined to the continent of Australia and the southern 

 portion of New Guinea. 



Key to the Sjpecies. 



a. Back spotted -with black, the feathers longi- 



tudinally streaked with this colour; a broad 

 groy baud across the chest. 

 a'. Throat black ; hinder cheeks white, form- 

 ing a large patch bordered with black . . jmjictatum (S , p. 332. 

 6'. Throat ashy ^Yhitish ; cheek-patch orange- 



bidf jnmctatum 2 , p. 333. 



b. Back uniform, without any longitudinal spots, 

 c'. Wing-coverts black, spotted with white. 



a" . Throat black. 



a'". Back not entirely concolorous ; the 

 upper back brown like the head ; the 

 scapulai-s and lower back maroon. . . . castanonotum, p. 833. 



