105 



griseo ; adlatcraflavescente; sitbtus nioeo , oculis flavido cuictis ; 

 caudd cupite corporeque breviore ; auribus mediocribus. 



unc. lin. 

 Longitudo ab apice rostri ad caudse basin .... 3 4 



caudce 2 11 



ab apice rostri ad basin auris O 10^ 



tarsi digitorumque O S^ 



auris O 3į 



Hab. Cape of Good Hope. 



•' This species is allied to the Mus Cahirinus of GeofFroy; it is, 

 however, not so large ; and although the hairs are flat and bristle- 

 like, they are less harsh than those of the North African species ; it 

 also differs in its colouring." 



Mr. Gould introduced to the notice of the Meeting a very singu- 

 lar form among the Caprimulgidee for which he proposed the generic 

 appellation of 



Amblypterus. 



Rostrum debile et elongatum. 



Nares elevatse et rotundatse. 



Rietus setis robustis instructus, rostro longioribus. 



AltB truncatae ; remigibus externis sextis ferė aeąualibus et falcatis ; 

 remigibus 2''°, 3''°, 4'° ad externum pogonium emarginalis, 7™°, 8^°, 

 9"° adapices elongatis et attenuatis, 10"° abrupte brevi; secondariis 

 brevissimis, rotundatis et ab tertiariis tectis, his longissimis. 



Cauda brevissima et ąuadrata. 



Pedes ambulatorii. 



Tarsi elongati, graciles, squamis indistinctis antice et postice fas- 

 ciati ; digito intermedio longissimo et gracillimo ; digitis lateralibus 

 brevibus et seąualibus ; digito postico parvo, debili et libero ; ungui- 

 bus elongatis, ungue medio pectinato. 



Amblypterus anomalus. Amb. suttimo capite, corpore supru et 

 alis cinereo-fuscis, singulis plumis nigro irregularitir sparsis et 

 maculatis ; primariis nigris, ad bases rubrescenti-cervinis, ad 

 apices albis ; secondariis cervinis, nigrescenti-fusco irregulariter 

 fasciatis ; rectricibus cauda cervinis, nigrescenti-fusco irregula- 

 riter fasciatis et maculatis ; duabus centralibus cinereo-fuscis ; 

 gutture, pectore et abdomine ad partem superiorem nigrescenti- 

 fuscis, singulis plumis cervino maculatis ; abdomine imopallide ccr- 

 vino, singulis plumis nigrescenti-fusco transversim fasciatis ; ros- 

 tro fusco ; pedibus pallidefuscis. 



Long. tot. unc. 6| ; rostri, 1 ; alee, 5į ; cauda, 3 ; tarsi, į. 



Obs. Mr. J. E. Gray believes this bird to be from Demerara, or 

 the Brazils ; the speciraen is in the coUectionat the British Museum, 

 and so far as I am aware is uniąue. 



