THE BIRDS OF THE NATUNA ISLANDS 33 



6. Dendrophassa vernans mesochlora Oberholser. 



Dendrophassa vernans mesochlora Oberholser, Smithsonian Misc. Coll., vol. 60, 

 no. 7, p. 2, Oct. 26, 1912. ("Nias Island.") 



Geographic distribution. — Nias Island, Batu Islands, Mentawi 

 Islands, and Engano Island, Barussan Chain, western Sumatra. 



7. Dendrophassa vernans polioptila Oberholser. 



Dendrophassa vernans polioptila Oberholser, Smithsonian Misc. Coll., vol. 60, 

 no. 7, p. 3, Oct. 26, 1912. ("North Pagi Island.") 



Geographic distribution. — Pagi Islands, Barussan Chain, western 

 Sumatra. 



8. Dendrophassa vernans miza Oberholser. 



Dendrophassa vernans miza Oberholser, Smithsonian Misc. Coll., vol. 60, no. 7, 

 p. 3, Oct. 26, 1912. ("Simalur Island.") 



Geographic distribution. — Simalur Island, Barussan Islands, v/estern 

 Sumatra. 



9. Dendrophassa vernans abbotti Oberholser. 



Dendrophassa vernans abbotti Oberholser, Journ. Washington Acad. Sci., 

 vol. 14, no. 13, p. 298, July 19, 1924. ("Tyching, Trang, Lower Siam" 

 [Malay Peninsula].) 



Geographic distribution. — Cochin Cliina, Siam, the Malay Peninsula, 

 and south to Singapore. 



10. Dendrophassa vernans adina Oberholser. 



Dendrophassa vernans adina Oberholser, U. S. Nat. Mus. Bull. 98, p. 20, 

 June 30, 1917. ("Pulo Mata, Anamba Islands.") 



Geographic distribution. — Anamba Islands, South China Sea. 



11. Dendrophassa vernans pellochlora Oberholser. 

 Dendrophassa vernans pellochlora Oberholser, antea, p. 30. 



Geographic distribution. — Natuna Islands. 



Family CUCULIDAE 



•RHAMPHOCOCCYX BORNEENSIS Blasias and Nehrkorn 



[Rhamphococcyx erythrognathus] var. borneensis Blasius and Nehrkorn, Jahres- 

 bericht Verein fiir Naturwissenschaft zu Braunschweig, for 1880-1881, p. 125 

 (in text), after March, 1881. ("Jambusan, Sarawak, Borneo.") 



Doctor Hartert has recorded *^ this species from Bunguran Island, 

 under the name Phoenicophaes microrhinus.^^ The different shape 

 of the nostrils in this bird indicates that it is a distinct species, instead 

 of a subspecies of Urococcyx erythrognathus. 



" Nov. Zool., vol. 2, no. 3, p. 475, Aug. 17, 1895. 



" For change of specific name, see Parrot, Verb. Orn. Ges. in Bayern, vol. 8, p. 132, Nov. 14, 1908. 



