RIPARIA. 425 
dull ashy brown below. Length, 117; wing, 104; tail, 26; culmen, 7; 
tarsus, 12.” (Sharpe.) 
Female.—Above blackish brown, slightly glossed with steel-blue, and 
the feathers with white bases which show through on the neck and back ; 
a white band across rump, some of its feathers with smoky brown shafts 
and tips; wings and tail blackish brown; lores, subocular: line, and ear- 
coverts smoky brown; under parts white; chin and breast washed with 
light smoky brown; under tail-coverts smoky brown with darker shafts 
and white tips. Length, 117; wing, 104; tail, 46; culmen from base, 
Tevtareus, V7. ; 
Very little is known concerning the occurrence of the Siberian swallow 
in the Philippines where it has been found only during migration. 
Genus RIPARIA Forster, 1817. 
Plumage dull in color, above brownish black or earthy brown; no band 
across rump and no light spots on the tail which is but slightly forked ; 
tarsi and toes nearly or quite naked. 
Species. 
a’. Larger; wing, 95 mm. or more; a small tuft of feathers on back of tarsus at 
base of hind toe; a dark band across breast.....-.......-..------------ riparia (p. 425) 
a. Smaller; wing, 90 mm. or less; no tuft of feathers on tarsus; no dark band 
BELOSS OCGA SE te sree cso toad od MP a eee ee chinensis (p. 426) 
3888. RIPARIA RIPARIA (Linneus). 
BANK SWALLOW, 
Hirundo riparia Linnx=uS, Syst. Nat. (1758), 1, 192. 
Cotile riparia SHARPE, Cat. Birds Brit. Mus. (1885), 10, 96; Oarss, 
Fauna Brit. Ind. Bds. (1890), 2, 272, fig. 76 (foot). 
Clivicola riparia SHARPE, Hand-List (1901), 3, 189; Oavres and Rem, 
Cat. Birds’ Eggs (1903), 3, 231; McGrecor, Bull. Philippine Mus. 
(1904), 4, 33; McGrecor and Worcester, Hand-List (1906), 69. 
Calayan (McGregor). Northern America and Asia; Europe, China; in 
winter to Central and South America, Africa, Indian Peninsula, and Indo- 
Burmese countries. 
Adult.—Lores and crown blackish brown; remainder of upper parts 
grayish brown, each feather with a light gray fringe; primaries and 
coverts blackish brown; tail dark brown, its feathers edged with white; 
under parts white with a distinct dark brown band across the breast. 
Length, about 115; wing, 96; tail, 45; depth of fork, 7; bill from 
nostril, 5; tarsus, 9. 
“Young birds have all the feathers of the upper plumage and the 
wings margined with rufous, the chin and throat fulvous, and the breast 
broadly brown.” (Oates.) 
The bank swallow has a very wide range, but occurs in the Philippines 
as a rare migrant only. 
