. A monograph on the anatidae, or duck tribe. ANATINjE.] 30. GENUS V. DAFILA. Ext. Char. Pedes digitis posterioribus, non lobatis, mediis longissimis. Tibia paululumdenudatse. Rostrum longius capite lateribus parallelibus. Nares magnse ovalcs, prope eulmen adbasin positee. Lamella ad marginem rostri continuatoe. Lingua subobtusa ad apicem appendiculatalateribus una online setarum brevium, supra has setas in medio octo spinas rigidis instructs. Caudalonga. Anat. Char. Trachea tubula aequali sed larynginem inferiorem versus paululum con-tracta. Larynx inferior bulbo mediocre uno latere tendente.
. A monograph on the anatidae, or duck tribe. ANATINjE.] 30. GENUS V. DAFILA. Ext. Char. Pedes digitis posterioribus, non lobatis, mediis longissimis. Tibia paululumdenudatse. Rostrum longius capite lateribus parallelibus. Nares magnse ovalcs, prope eulmen adbasin positee. Lamella ad marginem rostri continuatoe. Lingua subobtusa ad apicem appendiculatalateribus una online setarum brevium, supra has setas in medio octo spinas rigidis instructs. Caudalonga. Anat. Char. Trachea tubula aequali sed larynginem inferiorem versus paululum con-tracta. Larynx inferior bulbo mediocre uno latere tendente. Ext. Char. Feet with the posterior toe not lobed, the middle one longest. Thighs a littledenuded. Bill longer than the head, the sides parallel. Nostrils large oval, placed near theeulmen at the base. Lamella continued to the edge of the bill. Tongve rather obtuse, at the pointwith an appendage, the sides furnished with one row of bristles, and above the bristles in themiddle with eight stiff spines. Anat. Char. Trachea with the tube equal, but towards th
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Keywords: ., bookauthorlearedwa, bookcentury1800, bookdecade1830, bookyear1838
