7. PAGODROMA. 419 



under wing-coverts and axillaries black ; bill shorter and stouter. 

 Total length about 12 inches, wing 8-3 ; tail, central rcctrices 3'8, 

 lateral rectrices 3*2 ; bill 1-3, tarsus 1-2, middle and outer toes 1-5, 

 inner toe 1"3. 



Hah. Chatham Islands. 



a. (S <id. ; b. $ S.E. Island, Chatham Is., H. 0. Forbes, Esq. [C.]. 

 juv. sk. May 8, 1892. (Types of the species.) 



c, d. Ad. sk. Chatham Is. Hon."W. Eothschild [P.]. 



7. PAGODROMA. „ 



iype. 



Pagodroma, Bp. Consp. Av. ii. p. 192 (1855) ; Coues, Pr. 



Ac. Phil. 1806, p. 159 P. nivea. 



Range. Antarctic Ocean, in the vicinity of the Ice Barrier. 

 1. Pagodroma nivea. 



Suowy Petrel, Cook, Itin. i. p. a-i; Forster, Itin. i. p. 96; LatJi. 



Gen. Syn. iii. pt. 2, p. 408 (1785). 

 Le Petrel blanc ou de neige. Buff. Hist. Nat. Ois. x. p. 15-3 (1786). 

 Procellaria nivea, Gm. Syst. Nat.i.^. 562 (1788) ; Lath. hid. Orn. ii. 



p. 825 (1790) ; Vieill. Nat. Diet. d'Hist. N. xxv. p. 417 (1817) ; id. 



Enc. Meth. p. 79 (1823) ; Kithl, Beitr. p. 145 (1820) ; Grai/, List 



Anseres Brit. Mus. p. 164 (1844) ; id. Gen. Birds, iii. p. 648 (1844) ; 



Peale, U.S. Expl. B.tp. \aii. pp. 295, 338, pi. 81 (1848) ; JReich. Av. 



Syst. Nat., Natatores, pi. 22. figs. 791, 792 ; Jacq. S^- Pitch. Voy. 



au Pole Sud, iii. p. 139 (1853) ; Cassin, U.S. Expl. Exp. p. 416 



(1858) ; Schl. Mus. P.-B., vi. Procell. p. 15 (1863). 

 Daption niveum, Stejih. in Shaiv's Gen. Zool. xiii. p. 243 (1826). 

 Procellaria Candida, Peale, U.S. E.cpl. Exped., Birds, p. 295 (1848). 

 Pagodroma nivea («, major; 6, minor), Bp. Consp. Av. ii. p. 192 



(1855) ; id. Compt. Rend. xlii. p. 768 (1856) ; Coues, Pr. Ac. Phil. 



1866, pp. 160, 171 ; Sharpe, Voy. ' Ereb. S,- Terror; i. Birds, App. 



p. 37, pi. 34 (1875) ; Salv. P. Z. S. 1878, p. 737 ; id. Vo,/. ' ChalV, 



Zool. ii. pt. viii. p. 144 (1881) ; Moseley, Notes Nat. ' Chall.'-p. 253 



(1879) ; Scl. Ibis, 1894, p. 498. 

 Pagodroma naevia, Bj). Compt. Jtend. xlii. p. 768 (1856). 

 Pagodroma novaegeorgica, V. Steinen, Deutsch. Exp. Int. Polarf. ii, 



p. 250. 

 Procellaria nivea minor, Schl. Mus. P.-B. vi. Procell. p. 16 (1863). 

 Fidmarus niveus. Gray, Hand-l. iii. p. 107 (1871). 



Adult. Pure white ; bill black ; feet yellowish. Total length 

 about 14-16 inches, wing 9-8-lM, tail 4-3-5-1, bill 1-4-1-55, 

 tarsus ]*3-l*5, middle and outer toes l'6-l-9, inner toe 1*3-1'5. 



Specimens diifer greatly in size as indicated in the above 

 measurements. 



Hah. Antarctic Seas. 



a. Ad.sk. Falkland Is., July 22, 1850 (/. Voy. H.M.S. 'Eat- 



Macgillivray). tlesnake.' 



b. $ ad. sk. Falkland Islands. Antarctic Exped. 



c. d. $ ad. sk. Ice Barrier, Jan. 14, 1874. Voy. H.M.S. ' Chal- 



lenger.' 

 2 E 2 



