A Revised List of Cincinnati Birds. 187 



sprino" and fall migrant. Specimens of this and the four following- 

 species taken bj^ Mr. Diuy, near the month of the Little Miami, in 

 September, 1878. 



249. Sterxa forsteki, Nuttall. — Forster's Tern. — Rare migrant. 



250. Sterna dougalli, Montague. — Roseate Tern. — One specimen 

 only. 



251. Sterxa superciliaris, var. antillarum, Coues. — Least Tern. — 

 Several specimens (Dury). 



252. Hydrochelidon lariformis, Coues. — Black Tern. — Spring and 

 fall migrant on the Ohio and its tributaries. 



Order Pygopodes : Divers, Grebes, Auks. 



Familj' Colymbid.e : Loons. 



253. CoLYMBUs TORQUATDS, Bruuuich. — Great Northern Diver, or 

 Loon. — Spring and fall migrant. Not common. 



254. CoLYMBUS septentrioxalis, Linnseus. — Red-throated Diver. — 

 A rare migrant. Specimen in Mr. Dur3''s collection taken on the 

 Ohio. One or two others kuown. 



Family PoDicipiD^: Grebes. 



loo. Podiceps corxutus, Latham. — Horned Grebe. — Taken near the 

 mouth of the Little Miami by Charles "Weeks, Esq. (Dury). 



256. PoDiLYMBUs podiceps, Lawrcncc. — Pied-billed Dabchick; Wafer 

 Witch. — Spriug and fall migrant and occasional summer resident. 



SPECIES OF PBOBABLE OCCURRENCE, NOT YET 

 IDENTIFIED. 



The following species, whose known range includes this locality, 

 have not 3'et been positively identified here. A few of them appeared 

 in the original catalogue (April, 1877), on what I now consider in- 

 sufficient grounds, and I take this opportunity^ of removing them from 

 the list of identified species. 



The St. Mary's Reservoir alluded to in the following notes, is sit- 

 uated about one hundred and thirty miles north of Cincinnati; and 

 while the species identified there are probablj' migrants with us, such 

 is not necessarily the case, as some of them may. and probably do. 

 pass to and from that locality via the Wabash Valley, through which 



