191 Devonian of Southern Indiana 63 



Prodnclus gracilis A. Winch x x 



A rare species at Pixley Knob and Bor- 

 den, Ind. 



Produclus magnus Meek and Worthen 



"Knobstone," Harrison county (Collett). 



Produdlus newberryi Hall x 



Common at Borden, Low Gap ridge, 

 Bartel, and New Alban}', Ind. 



Produclus pun(ftatus (Martin) x 



Several specimens of this Coal Measure 

 species were found in the Waverly fauna 

 at Riley's, Ky. 



Produdlus pyxidata Hall x 



A rather rare species at Pixley Knob, 

 Ind., and Brooks, Ky. 



'•-Produ(5lus semireticulatus (Martin) x x 



Common. Low Gap Ridge, Borden, 

 Bartel, and Pixley Knob, Ind., Lebanon 

 Juntftion, Rilej'^'s, and Parksville, Ky. 

 Producftella semiglobosa Nettleroth x 



Falls of the Ohio (Nettleroth). 

 Produ(flella shumardana Hall ? x x 



Pixley Knob, Ind., Riley's and Parks- 

 ville, Ky. 

 Produdlella spinulicosta Hall x . . . . 



Falls of the Ohio, North Vernon, Paris 

 Crossing. 



*Produ(5lella spinulicosta Hall x . . . . 



Rare. Charlestown, Shelby county, and 

 Louisville (Hall and Clark), Kent, Bear 

 Grass creek, Louisville, Ky., North Ver- 

 non, Ind. 



*Produ(5lella subalata Hall x 



Falls of the Ohio. 

 Ptj^chospira sexplicata( White and Whitf.)? . . . x x 



A fossil doubtfully referred to this spe- 

 cies occurs rarely at Bartel, Ind., Brooks, 

 and Crab Orchard, Ky. 



