40 THE AUSTRAL AVIAN RECORD [Vol. I 



one egg of this species and one of Chrysococcyx minutillus 



Gould, which is smoky -brown, and measures 21 mm. by 14. 



Breeding-season, November. 



Note. — The egg described by me (Nov. Zool, Vol. XVIII., p. 23, 

 1911), as that of C. minutillus, is referable to G. m-. perplexus (see ante, 

 p. 38). 



673a. Gerygone chloronota darwinl, subsp. n. 

 Western Green-backed Fly-eater. 



Differs from O. c. chloronota in having a very much 

 lighter head and larger wing, 54 mm. 



Type, Parry's Creek, North-west Australia, No. 1,740. 

 Range, North-west Australia. 



673b. Gerygone chloronota apsleyi, subsp. n. 

 Melville Island Green-backed Fly-eater. 



Differs from G. c. chloronota in being very much greener 

 on the back, and the head darker brown. 



Type, Melville Island, Northern Territory, No. 10,637. 

 Range, Melville Island. 



678a. Pachycephala superciliosa belcheri, subsp. n. 

 Western Buff -sided Robin. 



Differs from P. s. cerviniventris in having the grey band 

 in the throat, and the buff on the sides very much lighter. 

 It is also lighter on the back, and slightly smaller. 



Type, Napier Broome Bay, North-west Australia, 

 No. 6,225. 



Range, North-west Australia. 



Eggs.- — Clutch, two ; ground-colour bluish, heavily 

 spotted on the larger end with reddish-brown spots. 

 19 mm. by 15. North-west Australia. 



680a. Pachycephala leucura greda, subsp. n. 

 Melville Island White-tailed Shrike-Robin. 



Differs from P. I. alligator in its larger size and lighter 

 upper coloration. 



Type, Melville Island, Northern Territory, No. 11,315. 

 Range, Melville Island. 



