170 



TYKANNID^;. 



margined -with yellowish olive ; tail dark cinereous, with slight 

 olivaceous edgings : beneath, breast and throat pale ashy, the latter 

 with a slight olivaceous tinge : middle of belly and under wing- 

 coverts pale sulphur-yellow ; flanks olivaceous ; upper mandible 

 dark horn-colour ; lower whitish ; feet pale brown : whole length 

 5 inches, wing 2 - 7, tail 2-4. Female similar. 



Hab. Central America from Mexico to Panama. 



This northern form of R. sulplmrescens is recognizable by its grey 

 head and pale cinereous throat and breast. Mr. Lawrence's type 

 of R. fiavo-olivaceus seems to come nearest to R. cinereicejjs. 



a. Ad. st. 



b. Ad.sk. 



c. d. Ad. sk. 

 e. Ad. sk. 

 /. Ad. sk. 

 g. Ad. sk. 

 h. c? ad. sk. 

 i. Ad. sk. 



j. Ad. sk. 

 'k. J ad. sk. 



I. Ad. sk. 

 m. $ ad. sk. 



n. 2 ad. sk. 

 o,p. rf 2 a d- sk. 



Mexico. 



Oaxaca, Mexico (Boucard). 



Northern Yucatan (Gaumer). 

 Yucatan (Boucard). 

 Choctum, Vera Paz (Salvin). 

 Cajabon, Vera Paz (Salvin). 

 Escuintla, Guatemala (Salvin). 

 Escuintla, Guatemala (Fraser). 

 Chisec, Vera Paz (Salvin). 

 Volcan de Agua, above San 



Diego (Salvin). 

 San Pedro, Honduras ( Whitely). 

 Angostura, Costa Rica (Car- 



miol). 

 Costa Rica (Carmiol). 

 Panama (McLeannan). 



Purchased. 



Sclater Coll. _ (Type 



of the species.) 

 Salviu-Godman Coll. 

 Sclater Coll. 

 Salvin-Goduian Coll. 

 Sclater Coll. 

 Salvin-Godman Coll. 

 Jardine Coll. 

 Salvin-Godman Coll. 

 Salvin-Godman Coll. 



Salvin-Godman Coll. 

 Salvin-Godman Coll. 



Salvin-Godman Coll. 

 Salvin-Godman Coll. 



8. Rhynchocyclus megacephalus. 



Tyrannula megacephala, Sw. Om. Dr. pi. 47. 



Rhynchocyclus megacephalus, Cab. et Hein 

 Scl. Cat. A. B. p. 221 ; Pelz. Om. Bras. _ 

 Nomencl. p. 49 ; Layard, Ibis, 1873, p. 283 (Para) 



Mus. Hein. ii. p. 56 ; 

 p. 110; Scl. et Salv. 



Above olive-green ; head cinereous ; lores whitish ; wings and 

 tail blackish ; wing-coverts and secondaries margined with yellowish ; 

 wing- and tail-feathers slightly edged with olivaceous : beneath, throat 

 cinereous ; breast and flanks washed with olive ; middle of belly 

 and under wing-coverts pale sulphur-yellow ; bill dark plumbeous, 

 paler at the base of the lower mandible ; feet dark brown : whole 

 length 4 - 4 inches, wing 2*3, tail 2. Female similar. 



Hab. Lower Amazonia, Cayenno and Guiana. 



a. Ad. sk. 



b. Ad. sk. 

 e. Ad. sk. 

 d. $ ad. sk. 



e,f. S2 ad. sk. 



g. Ad. sk. 



Brazil (Jamrach). 



Para ( Wallace). 



Demerara. 



Merunie Mts., Brit. Guiana 



(Wiitelg). 

 Carimang r., Brit. Guiana 



( Whitely). 

 S. America. 



Sclater Coll. 

 Sclater Coll. 

 Jardine Coll. 

 Salvin-Godman Coll. 



Salvin-Godman Coll. 



Purchased. 



