Jtbne 



LETTER XXXII. 



'To the same. 



SELBORNE, October 29^, 1770. 



EAR SIR, After an ineffectual search in Linnaeus, 

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

 brother's hirundo hyberna in Scopoli's new-dis- 

 covered hirundo rupesfris, p. 167. His description 

 of " Supra murina, subtus albida ; rectrices macula 

 ovali allbd in latere interno ; pedes nudi, nigri ; 

 rostrum nigrum ; remiges obscuriores quam plum^e 

 dor sales ; rectrices remigibus concolores ; caudd emarginatd^ nee 

 forcipatd ; " agrees very well with the bird in question : but when he 

 comes to advance that it is " statura hirundinis urbic<e" and that 

 " definitio hirundinis ripari<e Linn#i huic quoque conven'iit" he in 

 some measure invalidates all he has said ; at least he shows at once 



