NORTHWESTERN MEXICO. oig 



Fam. PoDiciPiD^. 



314. Podilymhiis podiceps (Linn.). 

 Manzanilla Bay, Xantus. 



"A -winter visitant, but not abundant." 



315. Podiceps auritus var. calif ornicus Heerm. 

 Guyamas, Dr. Palmer. 



316. Sylheocyclus dominicus (Linn.). 

 Mazatlan, Gi-ayson. 



«An abundant and common species in all fresh water ponds of this locality and Tepic, the entire year." 



