180 SYLVIIDJE. 



2. Wicken Fen, Cambridgeshire, Salvin-Godman Coil. 



3rd June (O. S. $ F. D. G.). 



5. Wicken Fen, 7th June (0. S. # Salvin-Godman Coll. 



F. D. G.). 



5. Finchley, Middlesex (O. Salviri). Salvin-Godman Coll. 



2. Finchley (O. S.). Salvin-Godman Coll. 



4. Maidenhead ( Tristram Coll.}. Crowley Bequest. 



5. Alton, Hants, July. Crowley Bequest. 

 5. Churt, Surrey. Crowley Bequest. 



5. Brighton. Seebohm Coll. 



6. Brighton. Seebohm Coll. 

 6. Brighton (H. Seebohm). Seebohm Coll. 



5. Valkenswaard, Holland, 25th May Seebohm Coll. 



(H. S.). 



4. Anclam, Pomerania. L. Field, Esq. 



6. Keval, Baltic Prov., 21st May Seebohm Coll. 



(Russmv). 



6. Moscow, 29th May (Lorenz). Seebohm Coll. 



5. Moscow, 25th June (Lorenz). Seebohm Coll. 



Locust ella lanceolata (Temm.). 

 (Plate IX. fig. 9.) 



Locustella lanceolata, Dresser, Birds Eur. ii. p. 617 (1875) ; Seebohm, 

 Cat Birds B. M. v. p. 118 (1881) ; Tacz. Faune Orn. Siber. Orient. 

 i. p. 244 (1891) ; Sharpe, Hand-l. iv. p. 186 (1903). 



An egg of Temminck's Grasshopper- Warbler in the Collection is 

 of a pointed oval shape and slightly glossy. It is of a pinkish- 

 white colour, speckled all over with lilac-red and lilac. It measures 

 7 by -51. 



1. Lake Baikal, Siberia, June Crowley Bequest. 



(Dybowski), 



Genus ACROCEPHALUS, Naum. 



Acrocephalus aquaticus (Temm.). 



Sylvia aquatica. Thien. Fortpflanz. ges. Vog. p. 197, tab. xxi. fig. 11, # ; b, c 



(1845-54). 

 Calamodyta aquatica, Baedeker, Eier Eur. Vog. tab. 19, fig. 18 (1855-63); 



Salvin, Ibis, 1859, p. 305. 

 Acrocephalus aquaticus, Dresser, Birds Eur. ii. p. 591 (1876) ; Seebohm, 



Cat. Birds B. M. v. p. 89 (1881) ; id. Brit. Birds, i. p. 357, pi. 10 



(1883) ; id. Eggs of Brit. Birds, p. 196, pi. 52. fig. 6 (1896) ; Sharpe, 



Hand-l. iv. p. 187 (1903). 



The eggs of the Aquatic Warbler are quite inseparable from those 

 of the Sedge- War bier. Specimens measure from '63 to * 7 in length, 

 and from '5 to '55 in breadth. 



4. Anclam, Pomerania, 27th May. L. Field, Esq. 



3. Anclam, 5th June. L. Field, Esq. 



