^. 



/ 



BULLETIN NO. 3 



OF THE 



Illinois State Museum 



OF 



NATURAL HISTORY. 



Description of Some New Species of Invertebrates 



FROM the Palaeozoic Eocks of Illinois and 



Adjacent States 



By S. a. miller and \Vm. F. E. GURLEY. 



Springfield, Illinois. 

 December 1, 1893. 



SPRINGFIELD. ILL. 

 H. W. RoKKEK. State Pointer and Bindeb. 



1894. 



