Bird-Life of Ea.^fei-n Alfjeria. 153 



92. Troglodytes troglodytes kabylorum Hart. Algerian 

 Wren. 



Noted at Ain jNIokra, the gorge of the Rummel, and in 

 the hills above Batna (J). In February at El Kantara : 

 nests found at H. Meskoutine, Avhere it is abundant (W' j. 

 Common at Ain Mokra, nesting behind the loose strips of 

 bark on the eucalyptus-trees. Clutches of four or five eggs, 

 from May 7 to 13 (R). 



93. Chelidon rustica rustica (L.). Swallow. 



Generally distributed and common, breeding all over the 

 country south to El Outaia and Biskra (J). Building at 

 El Kantara on April 14 (W). 



94. Hirundo urbica meridionalis Hart. Algerian House- 

 Martin. 



Also breeds in great numbers in some localities, such as 

 Batna and Lambese. At Ain Dahlia the nests were ready 

 for eggs on May 1 (J). Clutches of fresh and incubated 

 eggs at Ain Mokra on May 12 (R). 



95. Riparia riparia riparia (L.). Sand-Martin. 



Many at Chetmah, near Biskra, on April 10 : also noted 

 at Lac Fetzara on April 4 (W). 



96. Riparia rupestris (Scop.). Crag-Martin. 



Flocks of what appeared to be this species were noticed 

 hawking about the high cliffs of the Oued El Kantara, 

 April 20 (J) : a flock of fourteen seen flying over a pool 

 at Biskra, February 6, 1906 : also noted at cliffs near 

 Hammam Meskoutine in April (W). 



97. Apus melba melba (L.). Alpine Swift. 



Colonies breeding under the tiles of houses at Philippe- 

 ville and also at Constantino (J). Noted at Bone, 

 Philippeville, and Constantine, where it was nesting under 

 the eaves of a shed (W). 



