48 APPENDIX. 



L. parasiticus belongs in Stercoratius. 



L cataractes & keeask both refer to Megalestris skua (Brtinn.). 



L. eburneus.=Gavia alba (Gunn.)? 



"TOOTHED-BILL G. L DELAWARENSIS." Another new species which is 

 here described for the first time. 



Page 319. 



GENUS PROCELLARIA. 



P: obscura.=Pttffinus obscura, habitat Indian Ocean. 



P. melanopus and brasiliana of Gmelin are of doubtful application.. 



P. gelida.=Puffinus gelidus Gm. an Antarctic species. 



Page 319. 

 GENUS MERGUS. 



M. fuscus and cceruleus are doubtful. 



M. albellus is a European species. Wilson confused it with the 

 Butter-ball. 



M. meganser L,. is a European species. The American bird is known 

 as merganser americamts (Cass.). 



Page 319. 

 GENUS ANAS. 



"WHISTLING SWAN A. COLUMBIANUS." This species is based upon 

 Lewis and Clark's narrative, vol. i, p. 398, and is here named for the 

 first time. It is now placed in the genus Olor. 



A. fernia is a European bird. Wilson employed the name for Ay thy a 

 americana (Eyt.). 



A. anser.=Anser anser (L.), a European species. 



A. marila. The American bird is now subspecies nearctica. 



A. mollissima. The true American Eider is Somateria dresseti Sharpe. 

 This is a European bird. The Greenland form is S. m. borealis (Brehm.). 



A. moschata L. Not found wild in North America. 



A. bahamensis L. is Dafila bahamensis; not found in N. America. 



