OF SELBORNE. 147 



LETTER XXXII. 



TO THE SAME, 

 DEAR SIR ; Sjslborne, Oct. 29, 1770. 



After an ineffectual search in LinncBus, 

 Brisson, &c. I begin to suspect that I discern 

 my brother's hirundo hyherna in Scopoli^ 

 new-discovered hirundo rupestris, p. 167. 

 His description of Supra murina^ subtus 



albida; rectrices macula ovali albdin latere 



interna ; pedes nud{,nigri; rostrumnigrum, 

 '* remiges obscuriores quam plunice dor sales ; 

 " rectrices remigibus conco lores ; caudd 



emarginatd nec forcipatd ; agrees very 

 well with the bird in question ; but when 

 he comes to advance that it is statura 



hirundinis urbicce" and that " dejinitio 

 *^ hirundinis riparice Linncsi huic quoque con- 

 " venit,^' he in some measure invalidates all 

 he has said ; at least he shows at once that 

 he compares them to these species merely 

 from memory: for I have compared the 



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