i8i Devonian of Southern Indiana 53 



Eridopora minima Ulrich, 



Falls of the Ohio (Ulrich). 



Fenestella (Unitr3'pa) acaulis Hall. (See Unitrj'pa acaulis. ) 



Fenestella (Polypora) aculeata Hall, 



Falls of the Ohio (Hall). 



Fenestella bifurca Ulrich, 



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



Fenestella bigeneris Ulrich, 



Falls of the Ohio 



Fenestella imbricata Hall, 



Falls of the Ohio (Hall). 



Fenestella biserrulata Hall, 



Falls of the Ohio 



Fenestella confertipora Hall, 



Falls of the Ohio 



Fenestella (Hemitrypa) cribrosa Hall, 

 Falls of the Ohio 



Fenestella cultrata Hall, 



Falls of the Ohio 



Fenestella curvijundtura Hall, 



Falls of the Ohio 



Fenestella depressa H^ll, 



Falls of the Ohio 



Fenestella equalis Hall, 



Falls of the Ohio 



Fenestella interrupta Hall, 



Falls of the Ohio 



Fenestella latijundlura Hall, 



Falls of the Ohio 



Fenestella lunulata Hall, 



Falls of the Ohio 



Fenestella patellifera Ulrich, 



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



Fenestella perplexa Hall, 



Falls of the Ohio (Hall). 



