Diomedea melanophrys in the Farce Islands. 99 
of quills whitish in the middle, tipped with black; the 
transition between these two colours formed by yellowish- 
white and brownish-yellow; under wing coverts mixed 
blackish and white. Tail greyish-black, paler, almost white 
at base; shafts of tail feathers pure white. Bill yellow, the 
tip slightly darker; the soft skin bordering the extreme 
base of the bill makes a very narrow dark line all around. 
Feet (in a dried state) yellowish-brown, interdigital mem- 
brane yellowish-white, claws yellow. The measurements 
are as follows :— 
Bill, from frontal feathers; curve of culmen, ~ 140°5 mm. 
it ag 5 chord of culmen, THUGS" se 
», from anterior border of rhinothece to tip of ippel 
mandible; chord, . i : Ae Packet ate bar 
3, lower mandible: trom feathers on ade! to ae ree ip 
», Width at anterior border of rhinothece, c A WAYS VA 
a 7, middle: { : ) 5 SIS) ge 
», height at anterior border of aiiiethaees : eo G00) hy, 
=A » middle, : ; : P : oP RAC s5 
at ; é : - : ‘ : : 3 9529 © pee 
Tail, : : : : : ; : : 5 PAU Ge 
Warsusi) 4' : ; , : , eee eae 
Inner toe, hitont — : : : : : 211888 te 
Middle toe, ,, * : : ; - : a LOS nes 
Outer toe, - ah : 3 é : : eee OS Ome. 
The young in first plumage have the head and neck 
ash-grey, the bill blue-black. They are grey in down; 
bill brownish-black, tip paler; feet yellowish-white. 
GEOGRAPHICAL DISTRIBUTION. 
The observations as to the occurrence of the Albatrosses 
are scattered in many different places, but have never been 
collected into a general view of the distribution of the species. 
Only Professor Alph. Milne-Edwards (36)! has given some 
hints in this direction. Very often it is quite impossible, on 
the foundation of the scattered records, to draw the line 
between habitual distribution and casual occurrence. When, 
in the following, I have attempted to give an outline of the 
1 This and similar figures refer to the ‘‘ References,” pp. 112-114. 
