CLASSIFICATION. 



b'. Claws flattened and wide. 



c". First primary much shorter than the third. . Pelagodroma 

 d". First primary longer than the third . . Pealea 



b. Basal phalanx of the middle toe much flattened and 

 equal to or longer than the remaining joints and 

 claws . . . . . . . . . . . . . . Cymodroma 



IV. — Oceanites, Keys. u. Bias. 



Type 

 Oceanites, Keyserling und Blasius, Wirb. Eur. II., pp. xciii., 

 131, 238 (1840) ; Coues, Pr. Acad. Nat. Sci. Philad., 

 1864, p. 82 ; Forbes, Voy. " Challenger," Zool., IV., 

 pt. XI., p. 56 (1882) ; Salvin, Cat. Birds Brit. Mus., 

 XXV., p. 358 (1896) . . . . . . . . . . 0. oceanicus 



Key to the Species. 



a. Larger ; abdomen sooty-brown. . . . . . . . oceanicus, p. 41 



b. Smaller ; abdomen white . . . . . . . . . . gracilis, p. 48 



V. — Garrodia, Forbes. 



Garrodia, Forbes, P.Z.S., 1881, p. 735 ; id., Voy. "Challenger," 

 Zool., IV., pt. XI., p. 56 (1882) ; Salvin, Cat. Birds 

 Brit. Mus., XXV., p. 361 (1896) G. nereis 



One species, Garrodia nereis (p. 50), from the Southern Oceans. 



Type 



VI. — Pelagodroma, Reichenb. 



Type 



Pelagodroma, Reichenbach, Syst. Av., p. iv. (1852) ; 

 Coues, Pr. Acad. Nat. Sci. Philad., 1864, p. 87 ; 

 Forbes, Voy. " Challenger," Zool., IV., pt. XL, 

 p. 56 (1882) ; Salvin, Cat. Birds Brit. Mus., 

 XXV., p. 362 (1896) P. marina 



One species, Pelagodroma marina (p. 53), ranging from the Atlantic Ocean (Canary 

 Islands and Madeira to E. North America) and south to the Australian Seas. 



VII. — Pealea, Ridgway. 



Type 

 Pealea, Ridgway, Auk, III., p. 334 (1886) ; id., Manual N. 



Amer. Birds, p. 56 (1887) ; Salvin, Cat. Birds 



Brit. Mus., XXV., p. 364 (1896) P. lineata 



A single species, Pealea lineata (p. 57), from the Pacific Ocean. 



xxxvn 



