MYIOBORUS.— BASILEUTERUS. ae 
An egg of the Banded Wood-singer is of a regular oval shape, 
slightly pointed towards one end and almost devoid of gloss. It is 
white, blotched at the larger end with yellowish-brown and with 
reddish-brown and lilac spots, forming together a distinct though 
rather irregular cap; there are also a few small reddish-brown spots 
scattered over the rest of the shell. It measures *75 by °55. 
1. Rancho Redondo, Costa Rica, Mr. C. F. Underwood [C.]. 
25th May. 
Myioborus chrysops (Salv.). 
Setophaga chrysops, Sel. §& Salv. P. Z. S. 1879, p. 495; Sharpe, Cat. 
Birds B. M. x. p. 427 (1885); Nehrk. Kat. Eversamml. p. 91 
(1899). 
Myioborus chrysops, Sharpe, Hand-l. v. p. 121 (1906). 
Eggs of the Golden-faced Wood-singer appear to resemble the 
eggs of MM. verticalis very closely. Four examples measure 
respectively: °78 by -65; °75 by °52; -79 by -52; -8 by °52. 
2. Frontino, Antioquia, U.S. Salvin-Godman Coll. 
Colombia (7. K. Salmon). 
2. Frontino (7. K. S.) Salvin-Godman Coll. 
Genus MYIOTHLYPIS, Cad. 
Myiothlypis nigricristatus (Lafresn.). 
(Plate IV. figs. 3 & 4.) 
Basileuterus nigricristatus, Scl. § Salv. P. Z. S. 1879, p. 494; Sharpe, 
Cat. Birds B. M. x. p. 380 (1885); Nehrk. Kat. Eiersammil. p. 90 
(1899). 
Myiothlypis nigzicristatus, Sharpe, Hand-l. v. p. 122 (1906). 
Two eggs of the Black-capped Wood-singer are of a pointed oval 
form and deyoid of gloss. They are white, speckled and spotted 
all over with reddish-brown and lilac, and one specimen is marked, 
in addition, with a large pale rufous blotch about the larger end. 
They measure respectively: ‘87 by ‘6; -79 by °6. 
2. Sta. Elena, Antioquia, U.S. Salvin-Godman Coll. 
Colombia (7. K. Salmon). 
Genus BASILEUTERUS, Cab. 
Basileuterus coronatus (7'schudi). 
Basileuterus coronatus, Sel. §& Salv. P. Z. S. 1879, p. 494; Sharpe, Cat: 
Birds B. M. x. p. 390 (1885) ; td., Hand-l. v. p. 124 (1906). 
Two eggs of the Crowned Wood-singer are very similar to those 
of B. nigricristatus, but the markings are coarser and more dense, 
