FORK-TAILED STORM-PETREL. 
141 
the scapulars with whity-brown tips ; lateral feathers of rum]) 
and upper tail-coverts white ; lesser wing-coverts sooty-black 
like the back ; median and greater coverts smoky-brown, 
the inner greater coverts edged with whity-brown ; bastard- 
wing, primary-coverts, and quills black, the inner secondaries 
edged with whity-brown at the ends; tail-feathers black, the 
centre ones rather browner ; crown of head like the back, 
the forehead and lores rather clearer ashy, like the cheeks 
and throat ; feathers round eye, sides of face, and ear-coverts 
.sooty-black, like the sides of the neck j throat rather 
lighter ashy than the remainder of the under surface of 
body, which is blackish-chocolate, somewhat lighter brown on 
the under tail-coverts, the sides of the vent being white ; 
under wing-coverts and axillaries dark chocolate-brown ; quills 
below black ; bill, legs, feet, and claws, black ; iris dark hazel. 
Total length, 8 inches; culmen, 0-65; wing, b'o; tail, 3-0; 
tarsus, o’9. 
Adult Pemale. — Similar to the male. Total length, 7 '5 inches ; 
wing. 6-15. 
Nestling. — Covered with sooty-brown down. 
Range in Great Britain. — “ Leach’s Petrel,” as this bird is often 
called, is found on all the coasts of Great Britain in winter, and 
is often driven inland by storms. It breeds on S. Kilda, and 
the outer Hebrides. In Ireland a few were found breeding, 
according to Mr. Ussher, “ on the Blasquets, off the Kerry coast, 
in 1887, 1888, and i88g, but not since.” 
Eange outside the British Islands. — The Fork-tailed Petrel is 
found in the seas of the Atlantic and Pacific Oceans, inhabiting 
the temperate waters of the northern hemisphere, as Mr. 
Salvin puts it. 
Hahlts.— Mr. C. Dixon contributed to Seebohm’s “History of 
British Birds” the following notes from S. Kilda : “The chief 
object of my visit to Doonwas to obtain the eggsof the Fork-tailed 
Petrel, and I was successful beyond my highest expectations. 
We crossed the bay in a small boat belonging to the smack, 
dangerously overcrowded, as many St. Kildans as could 
scramble into her going with us to search for eggs and catch 
birds. Landing on this rock -bound islet was difficult work, 
