183 Devonian of Southern Indiana 55 



Orthopora rhonibifera Hall (Trematopora (Orthopora) rhombi- 

 f era ) , 



Falls of the Ohio. 



Phracftopora cristata Hall, 



Falls of the Ohio (Hall). 



Phraclopora cristata var. lineata Hall, 



Falls of the Ohio. 



Pileotrj-pa cliviilata Hall, 



Falls of the Ohio (Hall). 



Pileotrypa denticulata Hall, 



Falls of the Ohio. 



Polj'pora adnata Hall (Fenestella (Polypora) adnata), 

 Falls of the Ohio. 



Polypora blandida Ulrich, 



Falls of the Ohio (Ulrich). 



Polypora celsipora var. minima Hall (Fenestella celsipora var. 

 minima), 



Falls of the Ohio (Hall). 



Polypora quadrangularis Hall (Fenestella (Polypora) quadrangu- 

 laris), 



Falls of the Ohio (Hall). 



Polypora transversa Ulrich, 



Falls of the Ohio (A. E. Ulrich). 



Scalaripora scalar if orm is Hall, 



Fallsof the Ohio (Hall). 



Scalaripora subconcava Hall, 



Falls of the Ohio. 



Semicosciniura infraporosa Ulrich, 



Falls of the Ohio (A. E. Ulrich) . 



Semicosciuium obliquatam Ulrich, 



Falls of the Ohio (A. E. Ulrich). 



vSemicoscinium rhomboideum Proiit, 



Falls of the Ohio (Prout). 



vSemicoscinium tuberculatum Prout, 



Falls of the Ohio 



