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Show 1880.] SPECIES O F ANATIDAE. 519 43. ANAS GIBBERIFRONS, Miill. Midler's Duck. Querquedula gibberifrons, Buller, B. New Zealand, p. 250. Anas gracilis, Buller, Ibis, 1869, p. 41. Mareca albigularis, Hume, Str. F. i. p. 303. Hab. Celebes, Moluccas, Australia, New Zealand. Eighteen Australian Ducks which we purchased of a dealer in August last, and entered as A. castanea, I now believe to belong to this species, which much resembles the female oi A. castanea. (See above, p. 518.) Several pairs have been obtained out of the above-mentioned lot; and we expect that they will breed with us this year. 44. ANAS BERNIERI, Verr. Bender's Duck. Anas bernieri, Hartl. Vog. Madag. p. 363. Hab. Madagascar. Not yet introduced. 45. ANAS CHLOROTIS, Gray. Brown Duck. Anas chlorotis, G. R. Gr. Voy. Ereb. & Terr. Aves, t. 20. Hab. New Zealand. Not yet brought to Europe. 46. ANAS SPECULARIS, King. Anas specularis, Scl. et Salv. P. Z. S. 1876, p. 380. Hab. Antarctic America. Not yet brought to Europe alive. 47. ANAS CRISTATA, Gm. Anas cristata, Scl. et Salv. P. Z. S. 1876, p. 381. Hab. Antarctic America. Not yet imported alive. Genus CHAULELASMUS. 48. C H A U L E L A S M U S STREPERUS (Linn.). Gadwall Duck. Chaulelasmus strepera, Gould, B. G. Brit. v. t. 19. Hab. Palaearctic Region. The Gadwall is in our first list, as having been in the Collection in 1830, and usually breeds with us. Dates of Hatching of Gadwall Ducks. 1839. 1841. 1848. 1850. 1851. j) 1852. June 30th. „ 27th. „ 21st. „ 21st. May 28th. June 7th. July 8th. June 3rd. 1852. 1853. 1854. 1855. »> 1856. 1857. 1861. June 14th. „ 12th. „ 14th. July 5 th. „ 12th. June 13th. „ 4th. „ 20th. |