364 CHECK-LIST OF NORTH AMERICAN BIRDS. 



28. Fhalacrocoraz micropus (Cope). 



Graculus mhropus Coi'ii, Bull. U. S. Geol. Surv. Terr. IV. No. 2, 



1878, 38O. 

 Phalaaocorax micropus CouES, Key N. A. Birds, 2d ed. 1884, 824. 



Pliocene of Oregon. 



Order ANSERES. 



29. Cygnus paloregoniis Cope. 



Cygnus paloregonus Cope, Bull. U. S. Geol. Surv. Terr. IV. No. 2, 

 1878, 3S8. 



Pliocene of Oregon. 



0. Branta h3rpsibates (Cope). 



Anscr hypsibates Cope, Bull. U. S. Geol. Surv. Terr. IV. No. 2, 



1878, 387. 

 Branta hyPsibates CouES, MS. 



Order PALUDICOL.^. 



ol. Grus haydeni Marsh. 



Grtis haydeni Marsh, Am. Joum. Sci. XLIX. 1870, 214. 

 Pliocene of Nebraska. 



32. Gnis proavus Marsh. 



Grus proavus Marsh, Am. Joum. Sci. IV. 1872, 261. 

 Post-pliocene of New Jersey. 



33. Aletomis nobilis Marsh. 



Aleiornis nobilis Marsh, Am. Journ. Sci. IV. 1872, 256 

 Eocene of Wyoming. 



