446 



6 



manner, and in a much lower tone than I have heard the old birds in their natural haunts. 

 This song is different from any thing of the kind I ever heard, but in part resembles most that 

 of the Stone-Chat. The Dartford Warbler, like the White-throat, will sometimes suspend itself 

 on wing over the furze, singing the whole time, but is more frequently observed on the upper- 

 most spray in vocal strain for half an hour together." 



The specimens figured are the adult male and the young bird above described, the former 

 being from Surrey, and the latter from Portugal. 



In the preparation of the above article I have examined the following specimens: — 



E Mm. II. E. Dresser. 



a, b, d ail. Chert, Surrey, May (Smi/her). c, d , d, 2 ■ Surrey, e, 2- Algarve, Portugal, April 1869. f,juv. 

 Algarve, May 1869 (Dr. E. Rey). 



