414 PUFFINID^. 



(E. arminjoniana, of -which it is probably a dark form, analogous to 

 what is found to be the case in the closely-allied (F. neghcta in the 

 Pacific Ocean. 



22. (Estrelata heraldica. 



Procellaria leucoptera, Schl. Mus. P.-B., vi. Procell. p. 12 (1863) {nee 

 <V.op, I Gould). 



' Fulmarus philippi {nee Gray), Gray, Hand-l. iii. p. 106 (1871). 



CEstrelata heraldica, Salv. Ibis, 1888, p. 357. 



Adult. Upper surface dark brown, the feathers of the back in- 

 distinctly edged with grey, forehead and cheeks white, mingled 

 with brown ; under surface white, breast (narrowly), sides of the 

 neck, flanks, and lateral under tail-coverts vermiculated with grey ; 

 under wing-coverts mostly blackish, the longest white with dusk}' 

 tips, quills blackish with dusky shafts, the inner web white for two 

 thirds of its length from the base, but not touching the shaft ; tail 

 blackish, the basal portion of the lateral rectrices white ; bill black, 

 tarsi and proximal half of the toes yellow, the rest black. Total 

 length about 14 inches, wing 11-2; tail, central rectrices 4-5, 

 lateral rectrices 3-65 ; bill 1*5, tarsus 1-4, middle and outer toes 

 1-75, inner toe 1-5. 



Eah. Western Pacific, Chesterfield Is. 



a. Ad. sk. Chesterfield Is. (/. Macyillivray). Salvin-Godman Coll. 



(T^-pe of the species.) 

 6. Ad. sk. Chesterfield Is. J.'Macgillivray [C.]. 



23. (Estrelata gularis. 



Procellaria inexpectata, Forst. Descr. Anim. p. 204 (1844) {apud 



Hidton, P. Z. S. 1893, p. 753). 

 Procellaria gularis, Peale, U. S. Expl. Exp. p. 299 (1848). 

 Estrelata gularis, Bp. Compt. Rend. xlii. p. 768 (1856) ; Gigl. Sf 



Salmd. Ibis, 1869, p. 66 ; Giql. Distr. Fauna Vert. Oceano, p. 40 



(1870) ; Brewster, Auk, i. p. 389 (1884) ; A. 0. U. Check-l. N. Am. 



Birds, p. 112 (1886) ; Ridgto. Man. N. Am. Birds, p. 67 (1887). 

 Procellaria mollis, Cass. U.S. Expl. Exp. p. 410 (1858) {apud 



Ridgw.), 

 Procellaria atfinis, Buller, Trans. N. Zeal. Inst. vii. p. 215 (1875). 

 CEstrelata affinis, Bulkr, Birds N. Zeal. ed. 2, ii. p. 223, pi. 41. 



f. 1 (1888); id. Trans. N. Z. Inst, xxiii. p. 41 (1891); id. op. cit. 



xxiv. p. 84 (1892) ; id. op. cit. xxvii. p. 124 (1895). 

 CEstrelata gularis, Coues, Key N. Am. B. ed. 2, p. 750 (1884) ; 



Baird, Breiv. ^- Ridgw. Water-Birds N. Am. ii. p. 397 (1884) ; 



Salv. Ibis, 1888, p. 358. 



" Inner webs of primaries abruptly white for at least the inner 

 half ; wing more than 9 inches ; shafts of the quills dark brown. 

 Head, neck, and upper parts plain dark slaty (feathers of the head 

 and neck white beneath surface, those of the back, &c., white at the 

 base) ; upper tail-coverts and tail brownish ash-grey ; lores, chin, 

 throat, and under tail-coverts white, the first mixed with blackish ; 

 breast, belly, sides, and flanks plain brownish plumbeous, the 

 feathers pure white immediately beneath the surface ; thighs and 



