lxxxi [Vol. x. 



Tetrao tetrix. ?. Archangel. Above rusty brown; 

 quills whitish ; breast and abdomen pale greyish. 



$ . Finland. All the feathers from the neck down- 

 wards white, with black centres. (This and the 

 following variety are often, on the Continent, considered 

 to be hybrids between Tetrao tetrix and Lag opus ; but 

 there is no foundation for this belief.) 



? . Novgorod. White from the neck downwards, 

 with black centres to the feathers above, and with black 

 edges to most of those on the abdomen. 



Perdix perdix. <$ . (Leadenhall Market.) Above pale 

 grey ; all markings well developed ; forehead, super- 

 ciliary stripe, and throat pale rufous ; breast whitish 

 grey; abdomen white; horseshoe and cross-bars on 

 flank-feathers very pale rufous. 



$ . Brighton. Everywhere very dark, the dark 

 markings on the upperside almost pure black. 



$ . Devonshire, 1860. Dark brown variety. Round 

 the bill a black mask ; throat earthy brown ; below 

 grey-brown, vermiculated with blackish brown ; no 

 indication of a " horseshoe." 



$ . Devonshire, 1860. Like the preceding one. but 

 more rufous above and with much broader rufous bars 

 on the sides. 



$ . (Leadenhall Market.) Very dark variety. 

 Markings above nearly pure black ; rufous cross- 

 markings on sides rather broad. 



S . (Leadenhall Market.) Head and neck buff, more 

 rufous on the crown ; breast deep chestnut ; middle of 

 abdomen buffy white ; feathers of upperside mixed 

 white, deep chestnut, and light grey, in beautiful 

 contrast. 



3. (Leadenhall Market.) Generally pale ; above 

 with much yellowish brown. 



£ . (Leadenhall Market.) Above very light ; chest 

 and flanks of a most delicate light grey ; horseshoe and 

 cross-bars on sides rich chestnut. 



