LIST OF ABBREVIATIONS. 



Ad. Adult; a fully matured bird. 



A. V. Accidental visitant (see page 12). 



B. Bill. 



B. from N. Bill from nostril. 



$ The sign cin{)loyed to designate female sex (see page 27). 



Im. Immature; the term is generally applied to birds less 

 than a year old, or to those which have not acquired 

 the plumage of the adult. 



L. Total length. 



S The sign employed to designate male stx (see page 27). 



P. R. Pornument resident (sec page 13). 



S. R. Summer resident (see page 12). 



T. Tail. 



Tiir. Tarsus. 



T. V. Transient visitant (see page 12). 



W. Wing. 



W. V. Winter visitant (see page 12). i 



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