PKOOELLARIIDai. BIRDS. COLTMBIDa:. 
extremely sliort tail. The adult plumage is white, 
with black primaries. 
BLACK-FOOTED ALBATROSS [D. nigripes).—RAS 
the general dimensions of the preceding, but a longer 
tail. 'I’he adult plumage is dark brown. It is very 
abundant on the Pacific Coast. 
SOOTY ALBATROSS {D.fuUginosa). — This is about 
the size of the others. It is the D. fusca of Audubon. 
GIANT FULMAR {Fulmar us giganteus) is the largest 
of the Petrels, being nearly as large as the Alba- 
tross. It is common off the Pacific Coast. 'I’he 
Fulmars are Gull-like in aspect, while the Petrels 
are much smaller, and are thus contrasted strikingly 
with the Albatrosses. 
FULMAR [F. glacialis). — Great numbers of these 
birds are common to the North Atlantic Ocean. 
'I'liey visit the coast of the United States in winter. 
'I’he Fulmar measures in length about sixteen inches. 
Two varieties are named : F. pacificus and F. rodgersi. 
SLENDER-BILLED FULMAR {F. tenuirostris ). — 
Found only on the Pacific Coast, and is of the same 
dimensions as the foregoing. 
CAPE PIGEON ; PINTADO PETREL [Daption capea- 
sis). — ^'I'his bird is found as a straggler on the coast 
of California. It measures fifteen inches in length. 
BLACK-CAPPED PETREL [jFstrelata hcesitata ), — 
'I’his is a casual visitor on the Atlantic Coast. Its 
length is sixteen inches ; wing, twelve inches. It 
has a cuneate tail, five and a quarter inches long. 
WEDGE-TAIL, OR LEAST PETREL {Halocyptina 
microsoma). — -Found in Lower California. One spe- 
cimen only is known. Its length is five and three- 
quarters inches. 'I'lie tail is cuneate, two and a half 
inches in length. 'I'he general color of this bird is 
blackish, with fuliginous shade below ; the greater 
wing coverts moi'e grayish. 'I'he quills, tail, bill and 
feet are black. 'I’here is no white. 
STORMY PETREL ; MOTHER CAREY’S CHICKEN 
{Procellaria pelagica ) — Fig. 134, vol. 1, p. 427 — is 
of the same size, and has the coloration of the pre- 
ceding species ; the upper tail coverts are, however, 
white, with black tips. 'I’he tail is somewhat rounded. 
It is common on the Atlantic Coast. 
LEACH’S PETREL [Gymochorea leucorrhoa ). — 
Abundant on both ocean coasts. It measures eight 
inches long. 'I’he tail is forked, three inches long. 
O D 
BLACK PETREL [G. melania ). — Found on the 
coast of California. Its coloration is much the same 
as in the last, but has no white. It is nine inches in 
length ; extent of wings, eighteen and a half inches. 
ASHY PETREL {G. homochroa ). — Found in Califor- 
nia. Somewhat similar to the last, but much smaller. 
FORK-TAILED PETREL {Oceanodroma furcatd ). — 
Common on the North Pacific Coast. Length, about 
eight inches ; tail forked ; bill black ; feet dark. 
HORNBY’S PETREL {0. hornbyi).—FonnA on the 
North-west Coast. It is very rare. No specimens are 
owned in this country, according to Dr. Cones. Gray 
described it in Proc. Zodl. Soc. London, 1853, p. 62. 
WILSON’S PETREL [Oceanites oceanica). — A very 
common species on our Atlantic Coast. Its length 
is seven to eight inches. Wilson described it as 
Procellaria, and Audubon as 'I’halassidroma wilsoni. 
VOL.-I. — cl* 
ccix 
WHITE-BELLIED PETREL {Fregetta grallaria '). — 
'I’his is seemingly a rare bird, as it is only acciden- 
tally seen in Florida. Lawrence described it (accor- 
ding to Coues) in Baird's Report, and Bonaparte 
gave it the name F. lawrenci. 
BLACK-TAILED SHEARWATER [Puffinus melan- 
urus ). — 'This is seen as an accidental visitor off the 
coast of California. It is nineteen inches in length. 
CINEREOUS SHEARWATER (P. /fewAZi).— 'I’his is a 
not uncommon Puffin on our Atlantic Coast, yet it 
has until lately escaped a place in our Fauna. Its 
length is eighteen inches ; its color, a pale brown-ash. 
GREATER, OR WANDERING SHEARWATER (P. 
major) is abundant on the entire Atlantic Coast. 
Length, eighteen to twenty inches ; its color a dark 
bistra-brown. 
FLESH-FOOTED SHEARWATER (P. creatopus).— 
Similar to the precedijig, and is regarded as a doubt- 
ful species. Its habitat is on the Pacific Coast. 
MANK’S SHEARWATER (P. anglorumj.—Gowwnon 
to the whole Atlantic Coast, and distinct from the 
other species. 'I’he general color is blackish. Length, 
fifteen inches ; extent of wings, thirty-three. 
DUSKY SHEARWATER (P. obscurus) is plentiful 
along the South Atlantic Coast, as far north as the 
Middle States. Its length is about twelve inches; 
extent of wings, twenty-six. In color it resembles 
the preceding, but somewhat more grayish. 
BLACK-VENTED SHEARWATER (P~ opisthomelas). 
— 'I’his is described by Dr. Coues, in Proc. Phil. 
Acad., 1864. It is like the last, with some minor 
differences of color, etc. llabitat. Cape St. Lucas. 
SOOTY SHEARWATER (P. fuliginosus). — A.b\m- 
dant on the Atlantic Coast, northward, reaching as 
far south as the Carolinas. It is dark sooty-brown in 
color. Length, eighteen inches ; extent of wing, forty. 
DARK-BODIED SHEARWATER (P. amaurosoma).— 
'I’his is found at Cape St. Lucas. It is similar to the 
last-mentioned, with flesh-colored feet. It is regarded 
as a very doubtful species. Dr. Coues described it as 
Nectris. Length about fourteen inches. 
Family— COLYMBID^. 
'I’he Loons. 
LOON; GREAT NORTHERN DIVER (Golymius 
torquatus). — 'I’his is a familiar bird in the United 
States and throughout the whole of North America. 
'I’he present species measures two and a half to three 
feet in length ; extent of wings, about four feet. A 
variety is recognized, called adamsi, or Yellow-billed 
Loon. Its general appearance is similar to the last, 
but it is larger, and has larger spots upon the back. 
'I’he bill is mostly yellowish-white, four inches long. 
BLACK-THROATED DIVER (Golymbus arcticm).— 
Inhabits North America and Northern Europe. Its 
length is less than two and a half feet; extent of 
wings, about three feet, 'i’he fore-neck is a purplish- 
black, with a patch of white streaks, the dark color 
ending abruptly; the bill is black. A variety, called 
pacificus, has the same colors, is somewhat less in 
size, and the bill very weak and slender, it is abun- 
dant on the North Pacific Coast in winter. 
