PROCELLARIIDA—FULMAR. 301 
back, scapulars and wing-coverts ; wings and tail blackish ; 
beneath greyish-brown, shading into nearly white on chin, many 
of the feathers having obscure pale margins ; bill blackish-horn ; 
outer portion of tarsus and outer toes dark brown ; rest of tar- 
sus, inner toes and webs brownish-ochreous ; irides dark 
brown. Leugth 16 to 20 inches; culmen 1°6 to 1°75; wing 
23 tail 4-95 to 4°25 > tarsus’ 2:2. 
Distribution: Inhabits the Atlantic and Pacific Oceans, 
breeding in the Southern Hemisphere. Not unfrequent in its 
occurrence during autumn upon European coasts, including 
those of the British Isles. 
Habitat: Oceanic, like the preceding. 
Genus FULMARUS 
FULMAR PETREL. 
Fulmarus glacialis (Zzzz.). 
Adult: Head, neck and under parts white, or tinged with 
buff ; primaries slate-grey ; a spot before the eye dusky ; plum- 
age otherwise (including faz/) pearl-grey ; bill chiefly greenish- 
yellow ; legs and feet pale grey (yellowish after death) ; irides 
dark brown. Length r9 to 20 inches; culmen 1°8; wing 12 
tO 13 5 tarsus 2. 
Young in first plumage: Closely resemble adults. 
Distribution: A casual autumn and winter visitant to 
temperate Europe from the North Atlantic, except some of 
islands off north-west coast of Scotland, where it breeds. 
Habitat : Strictly oceanic. 
Note.—A dark form frequently occurs, in which the prevailing colour of the 
plumage is ashy-brown, paler beneath. 
