/ 4 M0TACILLIDJ5. 



and neither of them exhibits au}- large blotch. They measure 

 respectively : '78 by '6 ; -85 by -58. 



2. Sta. Elena, Antioquia, U.S. Salviu-Godman Coll. 



Colombia {T. K. Salmon). 



Basileuterus leucopygius, Scl. & Salv. 



Basileuterus leucopvgins, Salv. Sf Godni. Biol. Centr.-Amer., Aves, i. p. 172 

 (1881); Sharpe, Cat. Birds B. M. x. p. 402 (1885); id., Hand-l. v. 

 p. 127 (1906). 



Two eggs of the White-rum ped Wood-singer are of a regular oval 

 form and slightly glossy. They are white, speckled and spotted, 

 chiefly round the larger end, with reddish-brown and violet-grey. 

 They measure respectively "8 by -oQ and '83 by '58. 



2. Carrillo, Costa Rica, 7th May. Mr. C. F. Underwood [C.]. 



Family MOTACILLID^. 



Genus MOTACILLA, Linn. 



Motacilla lugubris, Temm. 



Motacilla yarrellii, Thien. Fortpjianz. yes. Vog. tab. xxv. fig. 2, a-c 

 (1845-54) ; Hewitson, Egys of Brit. Birds, i. p. 163, pi. xli. tigs, i 

 & ii (1856); Seehohm, Brit.' Birds, ii. p. 194, pi. 14 (1884); id., 

 Eggs of Brit. Birds, p. 259, pi. 58. figs. 17 & 18 (1896). 



Motacilla lugubris, Dresser, Birds Eur. iii. p. 239 (1875 ) ; Shmye, Cat. 

 Birds B. M. x. p. 460 (1885) ; Dresser, Man. Pal. Birds, pt. i. 

 p. 197 (1902) ; Sharpe, Hand-l. v. p. 137 (1906), 



Motacilla alba lugubris, Hartert, Vog. Pal. Faun. pt. iii. p. 301 (1905). 



The eggs of the Pied Wagtail are mostly of a broad oval form, 

 and they are moderately glossy. They are white, greyish-white, or 

 very pale bluish-white, densely speckled or mottled with greyish- 

 brown and underlying lavender -grey. Some specimens are some- 

 what darker than others, but, as a rule, the eggs of this Wagtail are 

 very uniform. A few examples exhibit one or two short black 

 hair-lines at the broad end. The eggs measure from -73 to '87 in 

 length, and from "57 to 'BS in breadth. 



5. Lochend, Inverness, May [Sargitt Seebohm Coll. 



Coll.). 



5. England. Old Coll. 



5. Stanwix, Carlisle, Cumberland, W. Radclifle Saunders, Esq. 



Juue. [P.]. 



6. Stanwix, Carlisle, Otli Juue. W. Radclitie Saunders, Esq. 



[P.]. 

 4. Stanwix, Carlisle, 26th June. W. Radclifie Saunders, Esq. 



[P.]. 



