INTRODUCTION. 87 



1855. 



PRA.TTEN, HENRY. Catalogue of the birds of [southern] Illinois 

 [Wayne and Edwards counties]. < Trans. III. State Agri. Soc., I. 

 (for 1853-54), p. 598-609. [184 species.] 



KENNICOTT, EGBERT. Catalogue of the animals observed in Cook 

 county, Illinois. [Birds.] <Trans. Itt. State Agric. Soc., I. (for 

 1853-54), pp. 580-589. [187 species.] 



KENNICOTT, E. Species observed in the middle and southern por- 

 tions of the State which are not given in Mr. Pratten's catalogue 

 of the birds of Southern Illinois. < Trans. III. State Agric. Soc., I. 

 (for 1853-54), pp. 589-591. 



1856. 



KENNICOTT, E. Notes of the Occurrence of Plotus anhinga and 

 Tantalus loculator in Southern Illinois. <Pr. Boston Soc. Nat. Hist., 

 V., 1856, p. 391. 



1857. 



BRENDEL, F. Vogel der Umgegend Peorias in Illinois. <.Giebel J 8 

 Zeitsch. fur Natunu., 1857, p. 420. [Not seen by me.] 



1858. 



CASSIN, JOHN. Eemarks on Falco polyagrus. <Proc. Acad. Nat. 

 Sci. Phila. 1858, p. 1. [Specimens obtained near Eock Island, 

 Illinois.] 



1859-60. 



HOLDER, E, TL Birds of Illinois. < Trans. Itt. State Agric. Soc., 

 IY., 1859-60, pp. 605-613. [A nominal list of 247 species.] 



1862. 



HOLDER, E. H. Catalogue of the birds of Illinois, (2nd ed.) 

 <Trans. III. Nat. Hist. Soc., I. 1862, pp. 77. [Not seen; "enumer- 

 ates 248 species."] 



1868. 



ALLEN, J. A. [Some remarks upon the birds of Iowa and Illinois, 

 read by the secretary of the Society.] <Pr. Boston Soc. Nat. Hist., 

 XII., 1868, p. 85. [Not seen.] 



