54 Bulletin 12 i8a 



Fenestella permarginata Hall, 



Falls of the Ohio (Hall). 



Fenestella pertenuis Hall, 11, 



Falls of the Ohio. 



Fenestella plumosa Prout. (See Hemitrypa plumosa.) 



Fenestella (Unitrypa) projedla Hall, 



Falls of the Ohio (Hall). 



Fenestella pulchella Ulrich, 



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



Fenestella (Polj'pora) qnadrangularis Hall, 



Falls of the Ohio (Hall). 



Fenestella sculptilis Ulrich, 



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



Fenestella semirotunda Hall, 



Falls of the Ohio (Hall). 



Fenestella serrata Hall, 



Falls of the Ohio 



Fenestella singularitas Hall, 



Falls of the Ohio 



Fenestella stellata Hall, 



Falls of the Ohio 



Fenestella tenella Hall, 



Falls of the Ohio 



Fenestella (Unitrypa) transversa Hall, 

 Falls of the Ohio 



Fenestella variapora Hall, 



Falls of the Ohio 



Fenestella verrucosa Hall, 



Falls of the Ohio 



Fistulipora normalis Ulrich, 



Falls of the Ohio (Ulrich). 



Hiderella canadensis Hall, 



Fallsof the Ohio (Hall). 



Lichenotrypa cavernosa Ulrich, 



Falls of the Ohio (Ulrich). 



