208 SYLVIID-T-. 



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

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

 The markings sometimes exterid 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 -65 in length, and from '45 to -52 

 in breadth. 



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



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

 July (S. Doig).* 



Iduna caligata (LicJit.). 



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

 Acrocephalus caligata, i)';-ee, Birds Eur. 2nd ed. iii. p. II, pi. (1875). 

 Hypolais caligata, Dresser, Birds Eur. ii. p. 541 (1875) ; Seebohm, Cat. 



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



p. 393 (1889) ; Nehrk. Kat. Eiersatnml. p. 32 (1899). 

 Iduna caligata, Sharps, Hand-l. iv. p. 208 (1903). 



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

 those of Hypolais hijpolais and R. poh/glotta, but are of precisely the 

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

 •58 to -66 in length, and from -45 to -5 in breadth. 



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



6. Moscow, 29th May {Lore?iz). Seebohm Coll. 



3. [Russia.] Crowley Bequest. 



5. Omsk {Slovzqf). Seebohm Coll. 



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

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



Genus SYLVIA, Sco^j. 



Sylvia nisoria (BecJist.). 



Sylvia nisoria, Tliien. Fortpjianz. qes. Viiq. p. 176, tab. xx. fig. 3, a-c 

 (1845-54) ; Bree, Birds Eur. 'ii. p. 22, pi. (1867), 2nd ed. ii. p. 115, 

 pi. (1875); Dresser, Birds Eur. ii. p. 4.35 (1874); Seebohm, 

 Cat. Birds B. M. v. p. 6 (1881) ; id. Brit. Birds, i. p. 387, pi. 10 

 (1883) ; id. E(/(/s of Brit. Birds, p. 199, pi. 52. fig. 11 (1896). 



Adophoneus nisorius, Baedeker, Eier Eur. Vog. tab. 51. fig. 14 (1855-63) ; 

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



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



In the majority of the characteristic eggs of the Barred 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 few very pale and obscure spots. But occasionally 

 the overlying markings are present and conspicuous, in the shape 



* These eggs cannot be separated into dutches, but Mr. Doig states that a 

 clutch generally consists of four eggs. 



