INS ESS ORES. 209 



wing-coverts blackish brown, margined with yellowish olive ; 

 primaries and secondaries blackish brown, margined with 

 greyish olive ; basal half of the tail grey, apical half blackish 

 brown, tipped with grey; irides dark brown; bill black; 

 legs and feet blackish grey. 



The female has the whole of the upper surface and tail 

 greyish brown ; primaries and secondaries brown, margined 

 with grey ; throat pale brown, freckled with white ; remainder 

 of the under surface pale brown, passing into deep buff on 

 the abdomen. 



Sp.114. PACHYCEPHALA GLAUCURA, Gould, 

 Grey-tailed Thickhead. 



Pachycephala glaucura, Gould, in Proe. of Zool. Soc, part xiii. p. 19. 



Pe-dil-me-dunff, Aborigines of the lowland districts of Western 

 Australia. 



Pachycephala glaucura, Gould, Birds of Australia, fol., vol. ii. 

 pL65. 



Although the present bird is very nearly allied to the 

 P. gutturalisy it may be readily distinguished from that 

 species by its larger size, by its shorter and more robust bill, 

 by the uniform grey colouring of its tail, and by the lighter 

 and more washy tint of the yellow of the under surface. 

 Tasmania and the islands in Bass's Straits are the only 

 countries in which it has yet been discovered, and where it 

 takes the place of the P , gutturalis, which latter species appears 

 to be exclusively confined to the Australian continent. 



The P. glaucura frequents the vast forests of Eucalypii 

 that cover the greater part of Tasmania, and although it is 

 rather thinly dispersed, is to be met with in every variety of 

 situation, the crowns of the hills and the deep and most 

 secluded gulleys being alike visited by it. It frequently 

 descends to the ground in search of insects, but the leafy 



