A Revised List of Cincinnati Birds. 21 



spring- and fall migrant. Specimens of this and the four following- 

 species taken by Mr. Dury, near the mouth of the Little Miami, in 

 September, 1878. 

 , 249. Sterna poesteri, Nuttall. — Forster's Tern. — Rare migrant. 



250. Sterna dougalli, Montague. — Buseate Tern.^One specimen 

 only. 



251. Sterna supeeciliaris, var. antillarum, Coues. — Least Tern. — 

 Several specimens (Dury). 



252. Hydrochelidon lariformis, Coues. — Black Tei n. — Spring and 

 fall migrant on the Ohio and its tributaries. 



Order Pyggpodes : Divers, Grebes, Auks. 



Family CoLYMBiDiE : Loons. 



253. CoLYMBUs TORQUATUS, Brunnich. — Great Northern Diver, or 

 Loon. — Spring and fall migrant. Not common. 



254. CoLYMBUs SEPTENTRioNALis, HunaBus. — Bed-throatcd Diver. — 

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

 Ohio. One or two others known. 



Family Podicipidjl : Grebes, 



155. PoDiCEPS CORNUTUS, Latham. — Horned Grebe. — Taken near the 

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



256. PoDiLYMBUS PODICEPS, Lawroncc. — Pied-billed Dabchick; Water 

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



SPECIES OF PROBABLE OCCJJMBENCE, NOT YET 

 IDENTIFIED. 



The following species, whose known range includes this locality, 

 have not yet 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 thirtj' miles north of Cincinnati; and 

 while the species identified there are probably migranls with us, such 

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

 pass to and from that locality \'ia the Wabash Valle}', through which 



