208 SYI.VMI..K. 



white colour, smeared and blotched with lavender-grey and marked 

 with black specks, spots, small blotches, and twisted hair-lines. 

 The markings sometimes extend over the whole shell, but more 

 frequently they are almost entirely confined to the broader half of 

 the egg. The black hair-lines are wanting in some specimens. 

 Examples measure from -57 to - 6.j in length, and from '45 to "52 

 in breadth. 



5. Shiraz, Persia, 4th May. F. Gillett, Esq. [P.]. 



49. Eastern Narra, Sind, March to Hume Coll. 

 July (S. Doig)* 



Iduna caligata (Li Jit.). 



Locustella salicaria, Tacz. J.f. O. 1872, p. 355; 1873, taf. i. fig. 2. 

 Acrocepbalus caligata, Bree, Birds Eur. 2nd ed. iii. p. 1 1, pi. ( 1875). 

 Hypolais caligata, Dresser, Birds Eur. ii. p. oil (1875); Seebohm, Cat. 



Birds II. M. v. p. 85 (1881); Oates, Fauna Brit. Ind., Birds, i. 



p. 393 (1889) : Nehrk. Kat. Eiersamml p. 32 (1899). 

 Iduna caligata, Sharpe, Hand-l. iv. p. l'08 (1903). 



The eggs of the Booted Tree- Warbler are much smaller than 

 those of Hypolais hypolais and H. polyglotta, but are of precisely the 

 same colour and marked in a similar manner. They measure from 

 •5S to -GO in length, and from -45 to '5 in breadth. 



G. Moscow, 24th May (Lorenz). Seebohm Coll. 



6. Moscow. 29th -May {Lorenz). Seebohm Coll. 



3. [Russia.] Crowley Bequest. 



5. Omsk (SlovzqfjF). Seebohm Coll. 



6. Kirghiz Steppes, July ( Henke). Seebohm Coll. 

 6. Kirghiz Steppes, July (Renke). Seebohm Coll. 



Genus SYLVIA, S 



Sylvia nisoria (Becfist.). 



Sylvia nisoria, Thien. Fortpflanz. ges. Yog. p. 17(i. tab. xx. fig. 3, a <■ 

 (1845-54); Bree, Birds Eur. ii. p. 22, pi. | L867 I, 2nd ed. ii. p. 115, 

 pi. (1875); Dresser, Birds Eur. ii. p. 435 (1874); Seebohm, 

 Cat. Birds B. M. v. p. 6 (1881); id. Brit. Birds, i. p. 387, pi. lo 

 (1883) ; /,/. Egg* ,,/ lirit. Birds, p. 199, pi. 52. fig. 1 1 ( 1896). 



Adophoneus nisorius, Baed ker, Eur Eur. Yog. tab. 51. fig. 14 (1855-63) ; 

 Sharpe, Hand-l. iv. p. 209 (1903). 



Nisoria undata, Tristram, Ibis, 1867, pp. 75, 86. 



In the majority of the characteristic eggs of the 1 Jarred Warbler, 

 the pale bluish-grey or neutral-tint markings underlie the dull 

 greyish or huffish-white ground-colour, and there is* no surface- 

 pattern, or only a fi w very pale and obscure spots. But occasionally 

 the overlying markings are present and conspicuous, in the shape 



* These eggs cannot be separated into clutches, but Mr. Doig states thai a 

 clutch generally consists of four i 



