126 Letters, Extracts, and Notes. [Ibis, 



Mr. Clifford Borrer exhibited : — 



(«) Some picked clutches of British-taken eggs from his 

 own collection, including eggs of the Dartford Warbler 

 (pale eggs). Crossbill (true erythrisra ; ground-colour cream 

 with red spots), Greenshank (one large egg heavily marked), 

 Woodcock (heavily marked dark eggs from Ross-shire), 

 Chough (one blotched set, and a normal clutch for com- 

 parison; Kerry), Peregrine Falcon (large eggs), Dotterel 

 (Scotland, dark eggs). 



[b) A clutch of 4 eggs of the Niglitjar (Norfolk, 1916). 



Mr. Percy F Bunyard exhibited the following from his 

 collection : — 



Yellow Hammer {Emberiza citrinella). A series showing 

 great variation. Among them the following are of special 

 interest : — A clutch of 4 with bluish ground almost without 

 markings. A clutch of 5, exceptionally heavily scrolled 

 reddish brown with large and conspicuous underlying 

 markings. A clutch of 4, with yellowish ground, faintly 

 scrolled pale brown. 



Grasshopper Warbler (Locustella navia) . A representative 

 series showing normal types and varieties, among the latter 

 the following were noteworthy: — A clutch of 6, with pure 

 white ground, sparingly marked at the large ends. A clutch 

 of 5, pure white ground heavily zoned. A clutch of 5, 

 heavily zoned at the extreme large ends. 



Cuckoo {Cuculus canorua), with Whitethroat {Sylvia com- 

 munis). A remarka])le sequence of 4 clutches from Surrey, 

 all taken within a radius of 50 yards on the following dates : 

 May .27th with 4, and 5 Whitethroat's ; May 31 st with 3 do. ; 

 June 24th with 2 do. All those of the Cuckoo are obviously 

 by the same bird. 



Mr. Bunyard remarked that though he had lived in a 

 Cuckoo country all his life, he had only once previously 

 found the Whitethroat used as a fosterer. 



Sparrow-Hawk (Accipiter nisus). Four clutches excep- 

 tionally beautifully and heavily marked. 



Hobby (Falco subbuteo). A clutch of 3 typical but small 



