450 Messrs. O. Salvin and F. DuCane Godman on 



Several specimens, obtained as high as 6000 feet on the 

 slopes of Roraima. 



Synallaxis adusta. 

 Supra intense brunnea quasi adusta, capite obscuriore, alis 

 fusco-nigris extus brunneis ; subtus gula alba, pectore et 

 abdomine medio albis fusco striolatis, hypochondriis 

 brunneo-fuscescentibns ; rostro fusco, mandibulae basi 

 pallida, pedibus nigricantibus : long, tota 5"5, alse 2*4, 

 caudre 2"5, rostri a rictu 0'7, tarsi 0*9. 

 ? mari similis. 

 Hab. in monte " Roraima" dicto, Guiana Brit. 

 Mus. nostr. 



Ohs. S. hemostictce forsan affinis, sed gula alba nee striata 

 facile distinguenda. 



This bird was obtained by Mr. Whitely, at an elevation of 

 6000 feet, on the sloj)es of Rorairaa. The species seems very 

 distinct, though allied to S. Icemosticta and S. tei'restris. 



Philydor albigularis. 



Brunneus, subtus dilutior, capite paulo obscuriore, uropygio, 

 Cauda et subalaribiis intense cinnamomeis, superciliis 

 elongatis et gula tota lactescenti-albidis ; rostro et pedi- 

 bus obscure corylinis, illius mandibulai basi pallida : 

 long, tota Q-Q, alse 3'2, caudte S'O, rostri a rictu 0*9, 

 tarsi 0*9. 

 $ mari similis. 

 Hab. in monte " Roraima " dicto, Guiana Brit. 

 Mus. nostr. 



The pale, nearly Avhite, throat, contrasting with the colour 

 of the rest of the under plumage, distinguishes this species 

 from all with which we are acquainted. 



Several specimens are in Mr. Whitely's collection, obtained 

 at an elevation of from 5000 to 6000 feet, on the slopes of 

 Roraima. 



Thamnophilus insignis. 

 Supra niger, cervice postica et dorso medio albo vix celato 

 ornatis, alis medialiter extus albo limbatis, tectricibus 

 alarum et supracaudalibus albo terminatis, secundariis 

 internis et scapularibus extus albo late marginatis, cauda 

 prietcr rectriccs duas medias albo terminata, duabus 



