THE BIRDS OF THE NATUNA ISLANDS 107 



7. Arachnothera longirostra hypochra Oberholser. 



Arachnothera longirostra hypochra Oberholser, Smithsonian Misc. Coll., vol. 60, 

 no. 7, p. 19, Oct. 26, 1912. ("North Pagl Island.") 



Geographic distribution. — North Pagi Island, Barussan Islands, 

 western Sumatra. 



8. Arachnothera longirostra exochra Oberholser. 



Arachnothera longirostra exochra Oberholser, Smithsonian Misc. Coll., vol. 60, 

 no. 7, p. 19, Oct. 26, 1912. ("South Pagi Island.") 



Geographic distribution. — South Pagi Island, Barussan Islands, 

 western Sumatra. 



9. Arachnothera longirostra prillwitzi Hartert. 



Arachnothera longirostris prillwitzi Hartert, Nov. Zool., vol. 8, no. 1, p. 51, 

 Feb. 25, 1901. (" Mount Gedeh, Java.") 



Geographic distribution. — Java. 



10. Arachnothera longirostra biittikoferi van Oort. 



Arachnothera longirostra biittikoferi van Oort, Notes Leyden Mus., vol. 32, no. 4, 

 p. 195 (in text), Dec. 30, 1910. ("Borneo.") 



Geographic distribution. — Borneo. 



1 1 . Arachnothera longirostra atita Oberholser. 



Arachnothera longirostra atita Oberholser, antea, p. 104. 



Geographic distribution. — Southern islands of the Natuna Islands, 

 South China Sea. 



12. Arachnothera longirostra rothschildi van Oort. 



Arachnothera longirostra rothschildi van Oort, Notes Leyden Mus., vol. 32, no. 4, 

 p. 195 (in text), Dec. 30, 1910. ("Natoena Islands, Boengoeran" [Island]). 



Geographic distribution. — Northern islands of the Natuna Islands. 



ANTHREPTES SIMPLEX EUTHAPSINUS, new subspecies 



Subspecijic characters. — Resembling Anthreptes simplex frontalis 

 Blyth,^" from the Malay Peninsula, but larger; upperparts lighter, 

 and of a more golden shade; lower surface paler, with the middle of 

 abdomen more clearly yellow. 



Description. — Type, adult female, U.S.N.M. No. 174863, Bunguran 

 Island, Natuna Islands, July 22, 1900; Dr. W. L. Abbott. Upper 

 surface bright citrine, the crown, rump, and upper tail coverts, 

 more greenish, near warbler green, the cervix grayish; tail Saccardo's 

 olive, the outer webs of the feathers citrine; wings rather dark hair 

 brown, the edges of the quills and the exposed portions of the upper 

 coverts citrine, lesser coverts more greenish, near warbler green, and 

 the short tertials Saccardo's olive, the inner edges of all the quills 

 creamy white; sides of head rather light grayish olive; sides of neck 



M NectlaHnia], {v. Anthreptes) frontalis Blyth, Journ. Asiatic Soc Bengal, vol. 14, pt. 2, no. 164 (new ser. 



no. 80), p. 558, "August," 1845. ("Singapore.") 



66786—32 8 



