1288. The skull of the Velvet Duck (A*aJu*ca). Presented by Dr. Leach, F.L.S. 



1269. The dried head of the Shoveller Dock (Antu clyprata). 



Presented by W. Bullock, />y. 



1270. The skull of the Mallard, or Wild Duck (Ana* Botcktu). 



Presented by Dr. Leack, F.L.S. 



1271. The skull of a Duck, from New Holland. Presented by W. Bullock, toy. 



Genua Meryu* (Goosanders). 



1272. The skeleton of the Merganser (Mrrgu* Merganter). 



The sternum if elongated, with two posterior angular perforations. The keel long, with 

 its anterior apex much produced. The procnemial crista of the tibia is much developed, and 

 the Urge deeply-notched patella is articulated with the ectocnemial ridgr. The malar and 

 quamosal boor*, which are very long and ilender, continue distinct from each other. The 

 number of vertebrae between the skull and sacrum is 21, the last six of which support move- 

 able ribs : of these the first and second pairs are free ; the others, together with thrre pairs 

 of ribs articulated to the sacrum, have bony hsemapophyse* articulating with the sternum. 

 There are 7 caudal vertebrae. 



Mu*. South. 



1273. The skull of the Merganser (3/erytu Merganter). Hunlertan. 

 \ 274. The skull of the Smew (Meryut albeUtu). Pretexted by Dr. Leach, F.L.S. 



1275. The hyoidean arch of the Smew (.Very** albeUtu). 



Pretexted by Dr. Leach, F.L.S. 



\ 276. The hyoidean arch of the Mergtu cirrattu. Pretexted by Dr. Leach, F.L.ti. 



Genus Podicep*. 

 1277. The skull of the Little Grebe (Podicept minor). 



