574 
Mr. Charles Chubb on the 
tyr annus,” is partially migratory and is seldom met with 
during the winter months. The nest is built in a dense 
matted clump of swamp grass, and three eggs is a full 
clutch.— W. F.] 
114. SlSOPYGIS ICTEROPHRYS. 
Suiriri obscuro y amarillo Azara, Apunt. ii. p. 118. 
no. clxxxiii. (1805). 
Muscicapa icterophrys Vieill. N. Diet. d^Hist. Nat. xxi. 
p. 458 (1818 : Paraguay). 
Sisopygis icterophrys Berlepsch, J. f. O. 1887, p. 117 
(Paraguay); Sclater, Cat. B. Brit. Mus. xiv. p. 41; Ihering, 
Eevista Mus. Paulista, vi. p. 324 (Paraguay). 
a,b. £ j c. $ ad. Sapucay, June 7, 17, 1904. 
d. $ ad. Sapucay, July 17, 1904. 
e. $ ad. ,, August 7, 1904. 
[Resident and not uncommon, it can only be met with 
along the edge of the woods which border the swampy parts 
and in the thick tangled masses of water-plants.— W.F.~\ 
115. Cnipolegus cyanirostris. 
Suiriri negro pico celeste Azara, Apunt. ii. p. 116, £ 
(1805). 
Suuiri cabeza y r aba dilla de canela Azara, t. c. p. 109, £ . 
Muscicapa cyanirostris Vieill. N. Diet. d'Hist. Nat. xxi. 
p. 447, £ (1818 : Paraguay). 
Muscicapa ruficapilla Vieill. t. c. p. 459, $ (Paraguay). 
Cnipolegus cyanirostris Berlepsch, J. f. O. 1887, p. 117 
(Paraguay); Sclater, Cat. B. Brit. Mus. xiv. p. 46; 
Ihering, Revista Mus. Paulista, vi. p. 324 (Paraguay). 
a, b. £ ; c. $ ad. Sapucay, April 1904. 
d . £ ; e, f. $ ad. „ May 1904. 
g, h, i. £ ; k-n. ? ad. Sapucay, June 1904. 
o. £ juv. Sapucay, August 13, 1904. 
p. $ ad. ,, September 1, 1904. 
[This species is resident and not uncommon. I have met 
with it both in the large forests and on open camp lands ; it 
seems to be at home everywhere. Like most of the solitary 
birds there appears to be nothing in particular to note about 
