750 Mr. H. C. Robinson on Birds collected on the 



of brighter tints in the more recently collected birds. More 

 importance, therefore, than is commonly the case should be 

 accorded to this factor, the importance of which is by no means 

 realized by home workers, who, moreover, rarely deal with 

 the bulk of material that is often available to local students. 



Myiophoneus eugenii. 



Myiophoneus eugenii Hume ; Sharpe, Cat. vii. 1883, p. 9. 



a. IS. Koh Chang I., S.E. Siam. 7 Dec, 1914. 



*^' Iris -dark ; bill gamboge-yellow; culmen and nostrils 

 sooty ; feet black."— C. B. K. 



Quite typical of this species, without any pale markings 

 on the wing-coverts. Wing, 1G3 ; tail, 128; tarsus, 53; 

 bill from gape, 43 mm. 



Myiophoneus klossii, sp. nov. 



Related to M. evgenii, but smaller, and having the lores 

 and a patch on the throat pure white. 



Adult male. General colour dark blue with a slight pur- 

 plish cast as in other species of the genus : feathers of the 

 upper surface with paler glistening tips. Lores, feathers 

 in front of the eye, and a narrow periocular ring white, the 

 feathers with ill-defined black tips. Beneath dark blue, the 

 feathers with lilac-blue glistening tips, lightest and most 

 pronounced on the npper breast, more bluish on the belly. 

 A large silky white patch in the centre of the lower throat. 

 All the feathers of the lower surface with pure white bases 

 most extensive on the flanks. Angle of the wing lighter 

 ultramarine blue, all the feathers with strongly marked lilac= 

 blue glistening tips, the median and greater wing-coverts 

 without light tips. Outer median under win^-coverts largely 

 white. Total length, 2G8; wing, 152 ; tail, 118 ; tarsus, 47; 

 bill from gape, 39 mm. 



" Iris dark brown ; bill dull yellow ; nostrils and culmen 

 sooty; feet black.''— C. B. K. 



Tyjie. Adult male, collected on Koh Mehsi, West I., S.E. 

 Siam on 14 Dec, 1914 by C. Boden Kloss. 



At first sight one might be inclined to regard this bird as 

 a partially albinistic specimen of M. eugenii. That this is 



