No. 3.] THE AUSTRAL AVIAN RECORD 55 



p. 40. PSEUDOPRION TURTUR NOVA, Subsp. 11. 



Described and figured in my " Birds of Australia," Vol. II., 

 pi. 93, p. 217. 



Type, Sydney, New South Wales. 



p. 42. Thalassogeron chrysostoma alexanderi, subsp. n. 



Differs from T. c. culminoAus (Gould) in not having the 

 yellow of the bill so pronounced ; the bill is also smaller. 



Type, West Australia. 



p. 43. DlOMEDELLA CAUTA ROHUI, Subsp. n. 



Differs from D. c. cauta (Gould) in having a brownish bill 

 (not blue -grey). 



Type, Sydney, New South Wales. 



p. 44. Hydrochelidon leucoptera belli, subsp. n. 



Differs from H. I. hucoptera (Temminck) in its shorter 

 measurements. 



Type, Lord Howe Island. 



p. 46. Thalasseus bengalensis robini, subsp. n. 



Differs from T. b. bengalensis (Lesson) in its smaller size. 

 Type, Cape York, Queensland. 



p. 48. Onychoprion fuscatus kermadeci, subsp. n. 



Differs from 0. f. serrata in being larger and in having the 

 outer web of the outer tail-feather not all white. 



Type, Kermadec Island. 



p. 50. Megalopterus minutus kermadeci, subsp. n. 



Figured and described in my " Birds of Australia," Vol. II., 

 pi. 117, p. 417. 



Type, Kermadec Island. 



p. 50. Procelsterna cerulea kermadeci, subsp. n. 



Figured and described in my " Birds of Australia, Vol. II.," 

 pi. 118, p. 426. 



Type, Kermadec Islands. 



