NECTARINIA cyanocephala, 

 Blue-headed Nectarinia. 



Generic Character. 



Nectarinia. Jlliger. Cuvicr. Caereba Brisson. Temminck. Certhia. 

 Motacilla Linn. 



Rostrutn longius, gracile, acutum, suh-arcuatum, basi crassu, lata, tri- 

 gond, lateribus compressis, mandibvld superiore apiceni juxta 

 letiter emarginatd. Nares hasales, oiatce, breves, membrand niidd, 

 in medio ovate fissd tectx. Lingua longa, bifida, apicc fibrosa, 

 haud extensihilis. Remigum petmcr prima trcs vix pares. Cauda 

 mediocris, emarginata, rectricibus 12, sub-paribus. 



Bill slender, acute, slightly curved, of variable length, base thick, 

 broad, trigonal, the sides compressed ; upper mandible near 

 the tip slightly notched; nostrils basal, oval, short,covered by 

 a naked membrane, in the middle of which is an oval aperture ; 

 tongue long, bifid, not extensible, the tip fibrous ; the three 

 first quills of nearly equal length, and longer than the rest; 

 tail moderate, emarginate, of 12 nearly equal feathers. 



Generic Types, Div. 1 . Certhia cyanea, cayana. Div. 2. Cert/iia 

 spiza, SfC. Linn. 



Specific Charactep. 



N. (mas. J ci/anea ; jugulo, dorso, caudd uU.squc nigris, remigibits 



margine cyaneo ornatis. (Fern.) Viridis ; capite, genis scapulisqiic 



ccenilescenfibiis ; jvgiilo cano. 

 (Male.) Changeable blue; throat, back, tail, and wings black; 



the quills edged with blue. Female green ; head, cheeks, 



and scapulars bluish ; throat grey. 



Male. 



Motacilla cayana. Linn, Gmelin, 1. 990. 

 Sylvia cayana. Lath. In. Orn. 2. 545. Gen. Zool. 10. i!)55. 

 I'epit bleu dc Cayenne? Brisson, Ois. vol. 3. pL 28. 1. 

 Cayenne Warbler. Lath. Si/n. 4. 502. Gen. Zool. 10. 655. 

 Sylvia Cayenensis caerulea. Brisson, Or?!. 1. p. 455. 



Female. 



Motacilla cyanocephala. Ginclin, 1. 990. 



Sylvia cyanocephala. Lath. In. Orn. 2. .546. Gen. Zotd. 10. 0^4. 

 PI. 117. 



