. A monograph on the anatidae, or duck tribe. grey ; bill leadcoloured ; legs and feet black. Fern.: with the back fuscous grey, the edges of the feathers lighter; head and neck fuscousspotted with black ; below white ; remainder as in the male. Marecafistt/laris Steph. Sh. Zool, 12. 131. Anas fist ular is Briss. Orn. 6. 391, p. 35,/ 2. Anas Penelope Linn. Syst. 1. 202. 1. 527. Lath. Ind. Orn. 2. Penn. Brit. Orn. 2. 268. Lath. Gen. Syn. 6. 518. Canard siffteur Buff. Ois. 9. 169, ;;/. 10, 11. Trachea Linn. Trans, vol. iv. tab. 13, fig. 9. Common in the British islands dur
. A monograph on the anatidae, or duck tribe. grey ; bill leadcoloured ; legs and feet black. Fern.: with the back fuscous grey, the edges of the feathers lighter; head and neck fuscousspotted with black ; below white ; remainder as in the male. Marecafistt/laris Steph. Sh. Zool, 12. 131. Anas fist ular is Briss. Orn. 6. 391, p. 35,/ 2. Anas Penelope Linn. Syst. 1. 202. 1. 527. Lath. Ind. Orn. 2. Penn. Brit. Orn. 2. 268. Lath. Gen. Syn. 6. 518. Canard siffteur Buff. Ois. 9. 169, ;;/. 10, 11. Trachea Linn. Trans, vol. iv. tab. 13, fig. 9. Common in the British islands during winter, frequenting both the sea and fresh is a very widely distributed species, being found throughout Africa, America, and Asia. Thetrachea in the male of this species, like that of several of the genera nearly allied to it, is largestimmediately below the glottis, and again slightly enlarged at about one-third of its length interiorly ;the inferior larynx, except in size (being smaller) greatly resembles that of Anas • - 119 MARECA CASTANEA. Mar. Mas.—Castaneus atro maculato; speculoque viridi. Mar. Fern.—Brunnea cinerea, marginibus pennarum suturatioribus, CASTANEOUS WIDGEON. Mas. castaneous spotted with black ; the wing spot cinereous brown, with the edges of the feathers lighter. IN. IX. IN. Length Yl\ Bill 1 3-5ths Tarsi 1| Male: under parts, neck, and upper part of the back castaneous, spotted with black; lowerpart of the back black, each feather edged with castaneous; wing coverts brown, slightly tingedwith greenish; quills brown; secondary coverts tipped with white; tail and under coverts blackglossed with green and purplish; wing spot bright green ; head black glossed with green; bill,legs, and feet black. Fem.: rather smaller than the male ; light brownish grey, spotted with darker ; wing spotgreen, edged anteriorly with white, and posteriorly with black; bill and legs as in the male. Mareca castanea nobis. Inhabits New Hollan
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