168 TJ.S. NATIONAL MUSEUM BULLETIN 2 26 



Range: Reported from the western portion of the northern plateau 

 (Chiang Mai, Lamphun, Tak) and the northwestern portion of the 

 eastern plateau (Loei), but, on migration or in winter, also from the 

 southeastern provinces (Trat, Chanthaburi) and the peninsular 

 provinces between the Isthmus of Kra and Trang. 



Zoothera citrina gibson-hilli (Deignan) 



Oeokichla citrina gibson-hilli Deignan, Zoologica, vol. 35, pt. 2, 



No. 8, Aug. 1, 1950, p. 127 (Sungei Balik [about lat. 10°31' N., 



long. 98°33' E.], Mergui District, Tenasserim Division, Burma), 



Range: The southwestern and peninsular provinces from Kan- 



chanaburi to Prachuap Khiri Khan, but, on migration or in \vinter, 



reported also from the peninsular provinces between the Isthmus of 



Kra and Satun. 



Zoothera dixoni (Seebohm) 



Geodchla dixoni Seebohm, Catalogue of the birds in the British 

 Museum, vol. 5, 1881, pp. 149 [in key], 161 (Nepal and 

 Darjeeling, Darjeeling District, Bengal State, India). 

 Range: Reported only from the northwestern portion of the northern 

 plateau (Chaiya Prakan). 



Zoothera dautna varia (Pallas) 



Turdus varius Pallas, Zoographia rosso-asiatica, torn. 1, 1811, 



p. 449 ("in alpestribus Sibiriae, . . . Krasnoyari ad Jeniseam, 



. . . circa Bargusin"). 



Range: A visitor from northern Asia, reported on migration or in 



winter from the western portion of the northern plateau (Chaiya 



Prakan, Chiang Mai, Lamphun). 



Zoothera dauma socia (Thayer and Bangs) 



Oreocincla dauma socia Thayer and Bangs, Mem. Mus. Comp. 



Zool., vol. 40, No. 4, August 1912, p. 174 (Tatsienlu=Kangting 



[lat. 30°03' N., long. 102°02' E.], Hsikang Province, China). 



Range: A visitor from southwestern China, reported on migration 



or in winter from the western portion of the northern plateau 



(Chiang Mai). 



Zoothera dauma dauma (Latham) 



[Turdus] Dauma Latham, Index ornithologicus, vol. 1, 1790, 

 p. 362 (India; type locality restricted to Kashmir, by Stuart 

 Baker, Journ. Bombay Nat. Hist. Soc, vol. 27, 1921, p. 720). 

 Turdus aureus angustirostris Gyldenstolpe, Orn. Monatsb., 

 jahrg. 24, No. 2, February 1916, p. 28 (Doi Khun Tan [lat. 

 18°30' N., long. 99°20' E.], Lamphun Province, Thailand). 

 Range: The northwestern provinces from Chaiya Prakan south to 

 Tak and the northwestern portion of the eastern plateau (Loei). 



