3G0 ON THE BIEDS INHABITING [1875. 



Orthotomus, Horsfield. 



112. * Ortuotomus derbianus. 



Orthotomus derhianus, F. Moore, P. Z. S. 1854, p. 300, pi. 76, " Philippines." 

 Described from an example obtained by Cuming and preserved in the Derby Museum, 

 Liverpool. 



113. * Orthotomus c.\st.\neiceps. 



Orthotomus castaneiceps, Walden, Ann. N. H. (4) x. p. 252, " Guimaras " (1st October, 1872). 



Hab. Guimaras {Meyer). 



To be readily distinguished from all described species by its dark chestnut head, iron-grey 

 mantle, and bright golden olive-green wings and tail. Its nearest known ally is 0. derhianus. 



Tr. z. s. ix. MOTACILLID.E. 



p. 196. 



Motacillin^. 



Budttes, Cuvier. 



114. Budytes viridis. 



Green Wagtail, Brown, Illustr. p. 86, pi. 33, " Ceylon." 



MotaciUa viridis, Gm. .S. N. i. p. 962, no. 81 (1788), ex Brown ; v. Martens, J. f. O. 1866, 

 p. 10, no. 28, " Manilla." 



% MotaciUa flava, ap. Kittlitz, Liitke, Voy. (Postels), iii. p. 327, "Manilla" (1836). 



Observed by Dr. v. Martens at Manilla, both alive in the open country and preserved in the 

 Military Library. 



Calobates, Kaup. 



115. Calobates jrELiVXOPE. 



MotaciUa melanops, Pallas, Reisen Eussischen Eeichs, iii. p. 696, no. 16, " Dauria " (1776); 

 Zoogr. Eosso-Asiatica, i. p. 500, no. 135. 



MotaciUa histrigata. Raffles, Tr. Linn. Soc. xiii. p. 312, "Sumatra" (1821). 



MotaciUa xanthochistus, Hodgs. Gray's Zool. Misc. p. 83, "Nipaul " (1844). 



PaUenurajavensis, Bp. Consp. i. p. 250, "Java" (1850). 



Calobates siUphurea (Bechstein), Jerd. Birds of India, ii. p. 220, no. 592, "All India and 

 Ceylon." 



Calobates melanope (Pallas), Swinh. P. Z. S. 1871, p. 364, no. 202, " China, Formosa, 

 Hainan." 



Hob. Luzon, January ; Zebu, April {Meyer). 



Mr. Swinhoe {I. c.) has already remarked that the species of Calobates found in China, 

 Formosa, and Hainan has a constantly shorter tail than the European bird, and has separated it 

 under the title given by Pallas to the species observed in Dauria. My own observations fully 



