ACANTHOPNEUSTB. 227 



Genus ACANTHOPNEUSTE, Blasius. 



Acanthopneuste borealis (Bias.). 



Phylloscopus borealis, Dresser, Birds Eur. ii. p. 509 (1878) ; Seebohm, 

 Ibis, 1879, p. 9 ; id. Cat. Birds B. M. v. p. 40 (1881). 



Acanthopneuste borealis, Oates, Fauna Brit. Ind., Birds, i. p. 412 (1889) ; 

 Sharpe, Hand-l. iv. p. 216 (1903). 



Phyllopueuste borealis, Tacz. Faune Orn. Siber. Orient, p. 254 (1890). 



The eggs of the Arctic "Willow- Warbler in the Collection are of a 

 regular oval form and glossy. They are white, sparsely marked all 

 over with specks and small spots of pale pink. They are all of the 

 same size, and measure *64 by '49. 



5. Yenesei Valley, Lat. 67° N.,6th July Seebohm Coll. 

 (H. Seebolun). 



Acanthopneuste plumbeitarsus (Swinh.). 



Phylloscopus plumbeitarsus, Dresser, Birds Eur. ii. p. 507 (1878); See- 

 bohm, Cat. Birds B. M. v. p. 45 (1881). 

 Acanthopneuste plumbeitarsus, Gates, Fauna Brit, hid., Birds, i. p. 414 



(1889) ; Sharpe, Hand-l. iv. p. 217 (1903). 

 Pkvllopneuste plumbeitarsus, Tacz. Faune Orn. Siber. Orient, p. 259 

 " (1891). 



The egg of Middendorff's Willow- Warbler in the Collection is of 

 a regular oval form, slightly glossy and plain white. It measures 

 '62 by -49. 



1. Lake Baikal, Siberia (Dybowski). Seebohm Coll. 



Acanthopneuste coronata (Temm.). 



Phylloscopus coronatus, Seebohm, Cat. Birds B. M. v. p. 48 (1881) ; id. 



Birds Japan. Emp. p. 69 (1890) ; Nehrk. Kat. Eiersamml. p. 32 



(1899). 

 Acanthopneuste coronatus, Oates, Fauna Brit. Ind., Birds, i. p. 417 



(1889). 

 Phyllopueuste coronata, Tacz. J. f. O. 1872, p. 359, 1873, pi. i. fig. 9 ; 



id. Faune Orn. Siber. Orient, i. p. 262 (1891). 

 Acanthopneuste coronata, Sharpe, Hand-l. iv. p. 218 (1903). 



The eggs of Temminck's Crowned Willow-Warbler are oval in 

 shape and plain white, with a considerable amount of gloss. They 

 measure respectively -61 by - 46, and *63 by '48. 



2. Hondo Isl., Japan, 25th May. Crowley Bequest. 



Acanthopneuste occipitalis (Blytli). 



Phylloscopus occipitalis, Seebohm, Cat. Birds B. M. v. p. 50 (1881) ; 



Nehrk. Kat. Eiersamml, p. 32 (1899). 

 Acanthopneuste occipitalis, Oates, Fauna Brit. Ind., Birds, i. p. 418 



(1889) ; id. ed. Hume, Nests $ Eggs Ind. Birds, i. p; 267 (IT"' 



Sharpe, Hand-l. iv. p. 218 (1903). 



q2 



