1878.] COLLECTED BY THE 'CHALLENGER.' 651 



Wing. Bill from gape. 



treyata minor <$ , 133 20"5 3-9 



2, 134 20-5 4-0 



2,144 20-5 4-0 



tf,482 20-5 4-0 



The bill of F. minor is also narrower at the base, and more feeble. 



2. Phaethontid.e. 



3. Phaethon .ethereus, Linn. 

 a, Ascension Island (1876, March). 

 143, female (young), Raine Island. 



"Eyes black, legs white, claws black, bill dark brown colour. 

 The only one seen on the island." — J. M. 



4. Phaethon flavirostris, Brandt. 



^' I Fernando Noronha (Sept. 1873). 



c, male, ) . . ,„, 



d, male, j Ascension (March 1876). 



e, female, Tongatabou. 



507, female, at sea, 19th March, 1875. 



" Eyes black, legs lake-white. The claws and membrane between 

 the toes quite black. Bill pale yellow. Came on board the ship on 

 the morning of the 19th March, 1875, before daylight. The bill of 

 a cuttlefish was in the stomach."— J. M. 



3. Pelecanim;. 



5. Sula leucogastra (Bodd.). 

 Pelecanas sula, Linn. S. N. i. p. 218. 



Le Fou de Cayenne, Buff. PI. Enl. 973, unde 



Peleeanus leucogaster, Bodd. Tabl. de PI. Enl. p. 57. 



Sula leucoyastra, Salvin, Trans. Zool. Soc. ix. p. 496. 



141, male, Raine Island. 



" Eyes grey ; feet light green ; bill bluish towards the base, white 

 at the tip."—J. M. 



510, female, at sea. 



" Eyes white or light grey. Stomach had cuttlefish ; feet yellow 

 with green tinge ; bill flesh-colour, cere greenish. Came on'board 

 the ship on the evening of the 6th April, 18/5."— ,7. M. 



a, female. Ascension (March 1876). 



£ j St. Paul's rocks, Atlantic (August 1873). 



6. Sula piscator (Linn.). 

 Pelecanus piscator, Linn. S. N. i. p. 217. 



By sporus piscator, Finsch et Haiti. Orn. Centr.-Polyn. p. 255. 

 123, female, off Cape York, at sea. 



" Eyes brown ; bill and throat light blue-reddish towards the base, 



42* 



