HIRUNDO. 427 



Mindanao (Mearns) ; Palawan (Whitehead). Europe, northern Asia, Indian 

 Peninsula, Manchuria, China, and Indo-Chinese provinces; in winter to Africa 

 and Malay Peninsula. 



"Coloratioji. — Forehead, chin, and throat chestnut; lores black; upper 

 plumage and wing-coverts glossy purplish blue; quills and tail black, 

 suffused vfdth glossy green; all the tail-feathers, except the middle pair, 

 with a white patch on the inner web ; sides of head and neck and a very 

 broad pectoral band glossy black, a few of the feathers of the latter part 

 narrowly fringed with chestnut; loAver plumage from the pectoral band 

 downward pale rufous, becoming rather darker on the under tail-coverts. 

 Length, up to 203; tail, up to 114; wing, 127; tarsus, 13; bill from 

 gape, 15 ; bifurcation of tail, about 68. 



"The young bird does not differ very miich from the adult, but has 

 the color of its plumage very dull." (Oates.) 



391. HIRUNDO GUTTURALIS Scopoli. 



EASTERN SWALLOW. 



Hirundo gutturalis Scopoli, Del. Flor. et Faun. Insubr. (1786), 2, 96; 

 Sharpe, Cat. Birds Brit. Mus. (1885), 10, 134; Hand-List (1901), 3, 

 193; Whitehead, Ibis (1899), 236; Oates and Reid, Cat. Birds' Eggs 

 (1903), 3, 238; McGregob and Woecestee, Hand-List (1906), 70. 



Basilan (Bourns d Worcester) ; Bohol (McGregor) ; Cagayan Sulu (McGre- 

 gor) ; Calayan (McGregor) ; Cebu (McGregor) ; Cuyo (McGregor) ; Fuga (Mc- 

 Gregor) ; Guimaras (Steere Exp., Bourns c£- Worcester); 'Luzon (Everett, Steere 

 Exp., Bourns d Worcester, McGregor) ; Maestre de Campo (McGregor d Wor- 

 cester) ; Mindanao (Steere Exp., Bouriis d Worcester) ; Mindoro (Bourns d 

 Worcester) ; Palawan (Bourns d Worcester) ; Panay (Steere Exp., Bourns d 

 Worcester); Semirara (Worcester); Sibay (McGregor d Worcester); Siquijor 

 (Bourns d Worcester) ; Sulu (Bourns d Worcester) ; Ticao (McGregor) . Malay 

 Peninsula and Archipelago, Indo-Chinese provinces; central and eastern Siberia, 

 China, Japan, New Guinea, Australia. 



Adult (sexes similar). — Forehead, chin, and throat dark chestnut, 

 lores black ; upper parts dark steel-blue ; feathers of hind neck and upper 

 back with much white basally; sides of head and neck, and a broad, 

 more or less interrupted, band on breast steel-blue; rest of under parts 

 white, sometimes tinged with pale salmon-pink; wings and tail black, 

 glossed with green; each of the rectrices except middle pair with a 

 large white spot on inner web. Length, about 175; wing, 118; tail, 90; 

 depth of fork, 47 ; bill from nostril, 6 ; tarsus, 10. 



Young birds have the forehead, chin, and throat brown or whitish, 

 and the breast-band and sides of head earthy brown. 



Typical specimens of the common and eastern swallows are no doubt 

 very distinct, but the two forms appear to intergrade so that some 

 authors have rejected the latter species, although it seems now to be 

 generally recognized. Sharpe says in part : "If one accepts the broken 

 pectoral collar as the best sign of distinction between H. gutturalis and 



