红头噪鹛一新亚种描记(雀形目：weng科：画眉亚科)

There are 14 subspecies in the world (Mayr & Paaynter,1964;Howard & Moore,1980),5 subspecies recorded in China (Cheng,1987,1994;MacKinnon et al.,2000),3 subspecies recorded in Yunnan Province.Seven adult specimens of Chestnut-crowned Laughingthrush collected from the Ailaoshan Mountain region in Jindong,Shuanbai,and Xinping et al.counties of Yunnan,were discovered to have essential differences from all other recorded subspecies of Chestnut-crowned Laughingthrush and distribute in certain specific areaTherefore,they are identified as a new subspecies and named as:The Ailaoshan subspecies of Chestnut-crowned Laughingthrush Garrulax erythr ocephalus ailaoshanensis subsp.nov.