THE BIRDS OF SOUTH-WEST AND PENINSULAR SIAM. 37 



9. Tapli, Pakchan Estuary, Peninsular Siam. 2 March, 1919. 

 [No. 4375]. 



6,9. Tasan, Chumpon, Peninsular Siam, 13 March, 1919. 

 [Nos. 4559-60]. 



6. Hat Sanuk, nr. Koh Lak, S. W. Siam. 15 April, 1919- 

 [No. 5323]. 



"Iris dark, eyelid crimson, orbits purplish slate; bill coral, cere 

 maroon ; feet dark maroon". 



Total length cJ, 249, 245; $, 251,238; wing c?, 142, 142 ; 

 2, 145, 137; tail d, 100, 88; ?, 87, 95; tarsus c?, 25, 24; $, 22, 

 22 ; bill from gape c^, 22, 22 ; 9, 20. 5, 27 mm. 



Common throughout the area, wherever there are suitable 

 evergreen forests. , 



34- Caloenas nicobarica nicobarica (Linn.). 



Columha nicobarica, Linn., Syst. Na^. i, 1766, p. 283 (ISTicobar 



Islands). 

 Caloenas nicobarica, A., p. 425 (Mergui Archipelago) ; F., p. 675 



(Terutau). 



6, 2, ad. Pulau Mohea (South Island), W. Coast Siam, 2-3 

 March, 1919. [Nos. 3920-1]. 



6 , imm. Koh Pipidon, Ghirbi Bay, W, Coast Siam. 4 March, 

 1919. [No. 3940]. 



"Iris hazel ; bill and cere black, orbits dull pale olive ; feet livid 

 plum, claws gamboge". Immature birds with the iris grey and feet 

 duller. 



Total length d, 380, 348 ; 9, 380 ; wing 6, 247, 237 ; 9, 257 ; 

 tail 6, 106, 100; 9, 106; tarsus c^, 42, 46; 9, 45; bill from gape 

 c?, 35, 33; $,35 mm. 



Fully adult males and females are alike : immature birds differ 

 in having the hackles shorter and the tail black, glossed with green, 

 not pure white. At certain seasons this bird appears to be common 

 on the islands off the west coast of Siam ; on the east coast it is 



I. Gyldenstolr)e, Kungl. Sv. Vet. Akad. Handl. M. Baker, Journ. N. H. Soc. Siam, iii, 1919. 



56, No. 2, 1916. (first part). 



J. Robinson, Journ. F. M. S. Mus. vii, 1917. Baker, Journ. N. H. Soc. Siam, iii, 1919. 



K. KIoss, Ibis, 1918. (second part). 



L, itobinson and Kloss, Journ. N. H. Soc. Siam, M. I. Baker, Journ. N. H. Soc. Siam, iv, 1920. 



iii, 1919. (third part) 



VOL. V, NO, 1, 1921, 



