\ 



by the much darker colouring of the body below, particularly on the breast and sides ; and b 

 the absence of the curious scale-like feathers on the front and sides of the neck, which, as far 

 as we know, are peculiar to G. alhifacies. 



As regards the description of G. chiriquensis given by Bonaparte (Compt. Rend, xi.iii, 

 p. 943) which originally led us into error, we are still in doubt whether it was meant for the 

 true G. chiriquensis^ or for G. albijacies. It would appear most applicable to the former, but if 

 the specimen was really received from Jalapa, was no doubt intended for the latter. The other 

 synonyms of these two species may, we believe, be correctly stated as follows : — 



(1) G. ALBIFACIES, TAB. XXXIX. 



Peristera mexicana, Gray, List of Spec, in B. M., iii., p. 15 (1844). Peristera alhifacies, Gray, List of Spec, of 

 ColombsB in B. M., p. 55 (1856). Oeotrygon alhifacies, Sol. et Salv. Ibis, 1860, p. 401. Qeotrygon chiriquensis, 

 Scl. P.Z.S. 1857, p. 206 : Scl. et Salv. Ex Orn. t. XXXIX., p. 77. 



Hah. Mexico meridionalis et Guatemala. 



, I Diagn. Pileo summo ccsrulescenti-griseo antice albicante, postice sicut in dorso rufescente cinnamomeo : gutturis 

 plumis angustatis, colorem plumarum inferiorem obscurum ostendentibus : pectore pallide cinnamomeo. 



(2) G. CHIEIQUENSIS, TAB. LXII. 



Oeotrygon chiriquensis, Scl. P.Z.S. 1856, p. 143. 



Salv. P.Z.S. 1867, pp. 130, 159. 

 Hob. Veragua. 



Diagn. Pileo toto et nucha schistaceia, fronte dilutiore : gutturis plumis normalibus : pectore castaneo. 



AroTJST, 1868. 



[124] 



