y. ANGUS. 139 



p. 38 (1888) ; W. Bladus, Ornis, 1888, p. 680 (Gt. Sangliir Id.); 

 E. Newton, Tr. Nono. Soc. iv. p. 553 (1888: Mascareue Is.); 

 Everett, B. Borneo, p. 211 (1889) ; Saunders, Man. Brit. B. p. 639 

 (1889) ; Corij, B, West Indies, p. l'9I (1889) ; North, Nests Sf Eqys 

 Austr. B. p. 358 & p. 375, pi. xxi. fig. 2 (1889); Ether idqe, 

 Zool. Ld. Hoxve Id. p. 17 (1889) ; Tristr. Cat. Coll. B. p. 'lO 

 (1889) ; Vorderm. Nat. Tijdschr. Nederl. Ind. xlix. p. 420 (1889: 

 Sumatra) ; liidyio. Tr. U.S. Nat. Mus. xii. p. 116, no. 43 (1890 : 

 Chatham I., Galapa<ros) ; Oates, 27id ed. Humes Nests S,- Eggs 

 Ind.B.m. p. 315 (1890) ; J. B. Young, Ibis, 1891, p. 146(Morai]t 

 Cays, breeding) ; Hartert, Kat. Vogelsamml. Senckenb. p. 238 

 (1891): Lister, P. Z. S. 1891, p. 296 (Pha?nix Group); A. J. 

 Campbell, C. li. ii. Congr. Orn. Intern, ii. pp. 167-158, pi. of 

 nesting-place, Houtman's Abrolhos (1892) ; Corg, Cat. B. West 

 Ind. p. 82 (1892); Sibree, Ibis, 1892, p. 273 (Madagascar); 

 Wiglesiv. Abh. zool. Mus. Dresd. 1890-91, no. vi. p. 76 (1892 : 

 Polynesia); liotkschild, Arif. Lagsan, i, ]). 41, cum tab. (1893) ; 

 Lilford, Col. Fi(/. Br. B. pt. xxix. (1894) ; W. Stone, Fr. Philad. 

 Acad. 1894, pp. 115-116 (critical). 



The Noddy Tern, Yarrell, Brit. B. iii. p. 417 (1843). 



Thalasseus philippina, Boie, Isis, 1844, p. 182 (e.v Lath.). 



Anous unicolor, Boie, Isis, 1844, p. 188; Grag, Gen. B. iii. p. G6I 

 (1846). 



Anous senex, Boie, Isis, 1844, p. 185 {ex Leach) ; Grag, Gen. B. iii. 

 p. 661 (1846). 



Anous leucoceps, Grag, Gen. B. iii. p. 661 (1846). 



Anous pileatus, Grag, Gen. B. iii. p. 661 (1846) ; Bp. C. It. xlii. 

 p. 773 (1856) ; Pelz. Peis Novara, Vog. p. 155 & p. 162 (1865). 



Anous teuuirostris, Ileugl. Sgst. Uebers. p. 71 (1856) ; id. Ibis. 1859, 

 p. 351 (Aden, &c.) ; id. in Peterm. Mitth. 1861, p. 29 ; K. v. 

 Warthaiisen, Ibis, 1860, p. 128 (Somali Coast). 



Anous rousseaui, Hartl. Beitr. Orn. Madagascar, p. 86 (1861). 



Anous frater, Coues, Pr. Ac. Philad. 1862, p. 558 (South Pacific, 

 Wilkes). 



? Anous melanogeuys, L4ot. Ois. Trinid. p. 547 (1866). 



Anous senex, Grag,Hand-l. B. iii. p. 123, no. 11086 (1871). 



Anous superciliosus, Sharpe, Phil. Trans, clxviii. p. 468 (1879). 



Anous plumbeigularis, Sharpe, Phil. Trans, clxviii. p. 468 (1879). 



Adult male in hreeding-plumage. Forehead nearly white at the 

 base of the bill, passing on the crown into lavender-grey, which 

 deepens on the neck into lead-colour ; lores and orbital region 

 black, with a faint whitish superciliary streak ; upper parts chiefly 

 dark brown, the primaries, tail-feathers, and their shafts nearly 

 black ; underparts dark brown on the abdomen and breast, passing 

 into deep lead-colour on the throat : bill blackish ; tarsi and 

 toes reddish brown, fully webbed, webs ochraceous. Total length 

 about 16 inches, culmen 2-1, wing 10-25-11, tail 6-7, the fourth 

 feather from the outside the longest, tarsus 1, middle toe with 

 claw 1"55. 



Adult female. Very similar but, as a rule, somewhat browner on 

 the shoulders and with less lead-colour on the throat, slightly 

 smaller, and with a weaker bill. 



Immature. Similar, but with even less lead-colour, and a dark 

 line along the u]ii)or wing-covcrts. 



