502 U.S. NATIONAL MUSEUM BULLETIN 221 



179386. Adult male. Pulau Bangkaru (lat. 2°04' N., long. 97°06' E.), 



Banyak Group, Barussan Islands, eastern Indian Ocean off Sumatra. 



Jan. 18, 1902. Collected by WiUiam L. Abbott. 

 Arachnothera longirostra hypochra Oberholser 



Smithsonian Misc. Coll. 60 (7) : 19, Oct. 26, 1912. 

 =Arachnothera longirostra cinireicollis (Vieillot), fide Deignan (ms.). 

 180039. Adult male. North Pagi Island (lat. 2°41' S., long. 101°12' E.) , 



Mentawi Group, Barussan Islands, eastern Indian Ocean off Sumatra. 



Nov. 24, 1902. Collected by William L. Abbott. 

 Arachnothera longirostra exochra Oberholser 



Smithsonian Misc. Coll. 60 (7) : 19, Oct. 26, 1912. 

 =Arachnothera longirostra cinireicollis (Vieillot), fide Deignan (ms.). 

 180030. Adult male. South Pagi Island (lat. 3°00' S., long. 100°20' E.) , 



Mentawi Group, Barussan Islands, eastern Indian Ocean off Sumatra. 



Nov. 15, 1902. Collected by WiUiam L. Abbott. 

 Arachnothera longirostra nielanchima Oberholser 



Smithsonian Misc. Coll. 60 (7) : 19, Oct. 26, 1912. 

 =Arachnothera longirostra cinireicollis (Vieillot), fide Deignan (ms.). 

 181328. Adult male. "Upper Siak River" (of which the mouth is at 



about lat. 1° 12' N., long 102°00' E.), Sumatra. Nov. 23, 1906. Col- 

 lected by William L. Abbott. 

 Arachnothera longirostris heliocrila Oberholser 



Journ. Washington Acad. Sci. 13 (11): 228, June 4, 1923. 

 =Arachnothera longirostra cinireicollis (Vieillot), fide Deignan (MS.). 

 170469. Adult male. Selitar (9 miles from Singapore Town), Singapore 



Island. May 17, 1899. Collected by William L. Abbott. 

 Arachnothera longirostra atita Oberholser 



U.S. Nat. Mus. BuU. 159: 6 (in checklist), 104, 1932. 

 174846. Adult male. Sirhassen Island=Pulau Serasan (lat. 2°31' N., 



long. 109°02' E.), southern Natuna Islands, South China Sea. June 5, 



1900. Collected by William L. Abbott. 

 Arachnothera chrysogenys astilpna Oberholser 



Journ. Washington Acad. Sci. 13 (11) : 227, June 4, 1923. 

 =Arachnothera chrysogenys chrysogenys (Temminck) ?, fide Deignan 



(MS.). 



173289. Adult male. Bok Pyin (lat. 11°16' N., long. 98°46' E.), Mergui 

 District, Tenasserim Division, Burma. Feb. 14, 1900. Collected by 

 William L. Abbott. 

 Arachnothera chrysogenys intensiflava Stuart Baker (Bull. Brit. Orn. Club 

 46: 14, 1925), from "Kossoom, Tenasserim" (==Ban Krasom, peninsular 

 Thailand at lat. 8°25' N., long. 98°25' E.), to which Baker attributes the 

 same range as does Oberholser to astilpna, is clearly a synonym. The popu- 

 lations of Java (not seen by me) and Sumatra are considered inseparable 

 by most students of Malaysian birds; it is therefore not easy to understand 

 why astilpna was characterized as darker and duller than chrysogenys of 



