30 TETRAOXID^. 



The eggs of the different races of the Ruffed Grouse are ex- 

 tremely variable in colour. The majority are of various shades 

 of cream-colour : some are perfectly unmarked ; others show 

 a few small spots of pale rufous ; a few are rather profusely 

 spotted with pale reddish brown, and some are marked Avith a few 

 pale washed-out purple blotches. Three specimens in the Collec- 

 tion are of a buff-colour, minutely but thickly speckled with dark 

 rufous. 



One specimen is unusually large and measures 1*8 by l"3o. Others 

 of normal size measure from 1*45 to 1'7 in length, and from 1-1 to 

 1-3 in breadth. 



4. N.W.America. Gould Coll. 



1. N. America. A. D. Bartlett, Esq. [P.]. 



."5. N. America (Smit/is. List.). Salvin-Godman Coll. 



1. Mackenzie River District. B. R. Ross, Esq. [Rl. 



1. Fort Simpson, 7th June. B. R. Ross, Esq. [P.], 



2. British Columbia (J. K. Lord). N. Amer. Bound. Cooim. 



3. Musquash River, New Bruus- Salvin-Grodman Coll. 



vsdck, May (Arthur Dresser). 

 G. Massachusetts (Henshaw Coll.). Salvin-Godman Coll. 



Genus TETRASTES, Keij.s. 4- Bias. 

 Tetrastes bonasia (Linn.). 



Tetrao bonasia, Thien. Fortp/tanz. rjvs. Vmj. p. 46, tab. ix. figs. 5 «, h 

 (1845-54) ; Bree, Birds Eur. iii. p. 203, pi. — (1867). 



Bonasia sylvestris, Baedeker, Eier Btir. J off. tab. 29. fig. 1 (1855-63). 



Bonasa betulina, Dresser, Birds Eur. vii. p. 193 (1871). 



Tetrastes bonasia, Seehuhm, Ibis, 1879, p. 147 ; Grant, Cat. Birds B. M. 

 xxii. p. 90 (1893) ; Hharpe, Hand-l. i. p. 21 (1899). 



The eggs of the Hazel-Grouse vary from cream-colour to reddish 

 buff, and are much speckled and spotted, and sometimes blotched, 

 either with deep reddish brown or with pale rufous. They measure 

 from 1-45 to 1-6 in length, and from 1"08 to 1-2 in breadth. 



2. Northern Europe. Purchased of Warwick. 



3. Sweden. S. O. Sahliu, Esq. [P.]. 



1. Lapland, 16th & 17th June Salvin-Godman Coll. 



(J. WoUeij). 



2. Archangel (Nordvi). Seebohm Coll. 



3. Vosges Mountains {Mouzel : Seebohm Coll. 



Harffitt Coll.). 

 8. Yenese'i, lat. 66^° N., 25th June Seebohm Coll. 

 {H. Seebohm). 



