195 Devonian of Southern Indiana 67 



'•'Spirifer tiiarionensis Shumard, 8 x? . x x? x? 



Harrison county (CoUett), Falls of the 

 Ohio (Nettleroth). A small form of this 

 species is common in the Rockford lime- 

 stones at Crothersville and Guinea Knobs. 

 Imperfe<ft: specimens from Brooks, Lebanon 

 Jund:ion, and Riley's, Ky., are referred to 

 this species. 



*Spirifer mortonanus Miller x x 



Pixley knob, Ind., Brooks, Clearmont, 

 and Crab Orchard, Ky. 



*Spirifer mucronatus Conrad ? x . . . . 



Clark county (Nettleroth). 



Spirifer peculiaris Shumard 



"Knobstone," Harrison county (Collett). , 



Spirifer rostellatus Hall ? '. x . . 



A few .specimens from Pixley knob are 

 doubtfully referred to this species. 



*Spirifer .segmentum Hall, 11 x 



Rather common. Falls of the Ohio, and 

 Charlestown landing (Hall), Sellersburg, 

 Charlestown, Kent, lycxington, Ind. 



Spirifer suborbicularis Hall x x 



Common. Pixley knob, Ind., Brooks, 

 Clearmont, and Crab Orchard, Ky. 



*Spirifer tullius x . . . . 



Falls of the Ohio. This species has not 

 been seen by me and is included on the au- 

 thority of the Indiana State Museum cata- 

 logue. 



^Spirifer varicosus Hall x . . . . 



Common. Charlestown landing (Hall), 

 Falls of the Ohio, Watson (Nettleroth), 

 Bear Grass creek, Scipio, North Vernon, 

 Lancaster, Lexington, Kent, Sellersburg, 

 and Brooks, Ky., Huber, Ky. 



