INTRODUCTION. 37 



1855. 



Pkatten, Henry. — Catalogue of the birds of [Bouthem] Illinois 

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

 (for 1853-54), p. 698-609. [184 species.] 



Kennicott, Eobert. — Catalogue of the animals observed in Cook 

 county, Illinois. [Birds.] <Trans. III. State Agrlc. 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 Agrlc. Soc., I. 

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



1856. 



Kennicott, R. — Notes of the Occurrence of Plotus anMnga and 

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

 v., 1856, p. 391. 



1857. 



Brendel, F. — Vogel der Umgegend Peorias in Illinois. <Giehel's 

 Zcitsch. fur Naturw., 1857, p. 420. [Not seen by me.] 



1858. 



Cassin, John. — Piemarks on Falco polyagrus. <Proc. Acad. Nat. 

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

 Illinois.] 



1869-60. 



Holder, R. H. — Birds of Illinois. < Trans. III. State Agric. Soc, 

 IV., 1859-GO, 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., 1863, p. 85. [Not seen.] 



