RHYNCnOCTCLUS. TODIROSTRUM. 191 



An egg of the Boat-billed Tyrant-bird is of a broad oval form 

 and devoid of gloss. It is of a pinkish-white colour, marked 

 round the broad end with a zone of more or less confluent spots 

 and specks of pale lilac-red and lavender. A few specks of the 

 same colours are scattered over the remainder of the shell. It 

 measures -66 by '51. 



1. British Honduras (F. Blancaneaux). Salvin-Godman Coll. 



Genus RHYNCHOCYCLUS, Cat. $ Heine. 



Rhynchocyclus fulvipectus (Scl.). 

 (Plate IV. fig. 9.) 



Rhynchocyclus fulvipectus, Scl. $ Salv. P. Z. S. 1879, p. 513 ; Scl. Cat. 

 Birds B. M. xiv. p. 167 (1888) ; Sharpe, Hand-l. iii. p. 101 (1901). 



The eggs of the Fulvous-breasted Tyrant-bird are of an elongated 

 blunt oval form and but slightly glossy. They are white, freckled 

 with minute yellowish-brown specks, chiefly disposed round the 

 broad end. They measure respectively : -96 by '66 ; -94 by -67. 



2. Frontino, Antioquia, U.S. Colombia Salvin-Godman Coll. 



(T. K. Salmon). 



Rhynchocyclus cinereiceps (Scl.). 

 (Plate IV. fig. 13.) 



Rhynchocyclus cinereiceps, Nehrk. J. f. O. 1879, p. 356 ; id. Kat. Eier- 

 samml. p. 140 (1899) ; Scl. Cat. Birds B. M. xiv. p. 169 (1888) ; 

 Salv. Sf Godm. Biol. Centr.-Amer., Aves, ii. p. 10 (1888) ; Sharpe. 

 Hand-l. iii. p. 102 (1901). 



The eggs of the Grey-headed Tyrant-bird are of a pointed oval shape 

 and devoid of gloss. They appear to be variable in coloration. 

 Examples taken by Blancaneaux are white, very sparingly marked 

 with dark reddish-brown or black specks. A specimen from the 

 Nehrkorn Collection is cream-coloured, marked with a broad zone 

 of lilac-red spots round the larger end. Five eggs measure re- 

 spectively : -8 by -56 ; '82 by -54 ; -8 by -57 ; '8 by -56 ; -82 

 by -58. 



4. British Honduras (F. Blancaneaux). Salvin-Godman Coll. 

 1. Veragua (Nehrkorn Coll.). Crowley Bequest. 



Genus TODIROSTRUM, Less. 

 Todirostrum cinereum (Linn.). 



Todirostrum cinereum, Scl. $ Salv. P. Z. S. 1879, p. 512 ; Scl. Cat. Birds 

 B. M. xiv. p. 69 (1888) ; Salv. $ Godm. Biol. Centr.-Amer., Aves, ii. 

 p. 12 (1888) ; Nehrk. Kat. Eiersamml. p. 138 (1899) ; von Ihering, 

 Rev. Mus. Paulista, iv. p. 227 (1900) ; Sharpe 9 Hand-l. iii. p. 103 

 (1901). 



