33 



[axatinje. 



GENUS VII. MARECA. 



Ext. Char. Pedes cligitis posterioribus non lobatis mediis longissimis. Tibia paululum 

 denudatae. Rostrum brevius capite, prope basin latissiraum. Nares parvae, ovales. Lamella ad 

 marginem rostri eontinuata?. Lingua subobtusa, ad apicem appendiculata latera una ordine 

 setarum brevium et in medio duplice ordine instructis. 



Anat. Char. Trachea in maribus tubula infra glottidem expandente, tunc contractu, rursus 

 expandente usque ad larynginem. Larynx inferior bulbo magno osseo latere et paululum anterius 

 tendente. 



Ext. Char. Feet with the posterior toes not lobed, the middle one longest. The Thighs 

 a little denuded. Bill shorter than the head, near the base broadest. Nostrils small, oval. 

 Lamella continued to the margin of the bill. Tongue rather obtuse, with an appendage at the tip. 



Anat. Char. Trachea with the tube expanding below the glottis, then contracted, again 

 expanded as fir as the inferior larynx. Inferior Larynx with a large osseous bulb extended on the 

 side and a little before. 



Anas. Linn. 



Mareca. Steph. 



Type. Mareca fistula ris. 



v 



