107 

 have ever been found in this state. 



132. Anus platyrhynchos Linn. Mallard. 



In former years the Mallard was reported to breed 

 on the peninsula at Erie, E'rie County, but no nests seen? to 

 have been secured. Professor August Koch also recorded it 

 as breeding on the Loyalsock Creek in Lycoming County, but 

 there is no positive evidence ir the form of a definite record, 



133. Anus rubripes Brewst . Black Duck. 



Dr. J. 77. Detwiler mentions the fact that he fourid 

 the Black Duck breeding within the state, but in view of a 

 number of his other remarkable records being unreliable, his 

 evidence will not stand. Dr. Warren mentions the Black Duck 

 as probably breeding at Athens, Bradford County, and it may 

 nest sparingly along the northern tier of counties. 



139. Nettion Carolinense (Gmel. ) . Grem-winged Teal. 



Professor August Koch recorded the Green-winged 

 Teal as breeding rarely in Lycoming County as late as 1889. 

 In view of the fact that no substantiating evidence has bean 

 obtained and that it is considerably south of the bird's 

 summer range, I am skeptical of this as well as a number of 



