

ANATINjE.] 



30 



GENUS V. DAFILA. 



Ext. Char. Pedes digitis posterioribus, non lobatis, mediis longissimis. Tibia paululum 

 denudatse. Rostrum longius capite lateribus parallelibus. Nares magnse ovalcs, prope eulmen ad 

 basin positee. Lamella ad marginem rostri continuatoe. Lingua subobtusa ad apicem appendiculata 

 lateribus una online setarum brevium, supra has setas in medio octo spinas rigidis instructs. Cauda 

 longa. 



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 little 

 denuded. Bill longer than the head, the sides parallel. Nostrils large oval, placed near the 

 eulmen at the base. Lamella continued to the edge of the bill. Tongve rather obtuse, at the point 

 with an appendage, the sides furnished with one row of bristles, and above the bristles in the 

 middle with eight stiff spines. 



Anat. Char. Trachea with the tube equal, but towards the inferior larynx a little con- 

 tracted. The inferior Larynx with a middle-sized bulb on one side. 



Anas. Linn. 



Dafila. Leach. Steph. 



Type. Dafila acuta. 



