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Fig. 



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Fig. 

 Fig. 



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 9. 



PLATE XIX. 



PAGE. 



Peatyceras lodiensis, Meek, var? 514 



Cuyahoga shale. Bagdad, O. 



Conuearia gracilis, Herrick. 

 Two specimens, Cuyahoga shale, Licking county. 



Conularia victa, White. 

 Burlington. Newark, O. 



Conularia micronema, Meek. 



Kinderhook. 



CONUEARIA XEWBERRYI, M.-ek. 

 Kinderhook. 



Zaphrentis? 



Burlington or Ktokuk, Rushville, Ohio 



PEATYCERAS eodiense, Meek. 

 Cuyahoga shale. 



Cythere ohioexsis, Herriek. 



Keokuk. Rushville. 



Rhombopora oiiioensis, Ulrich. 

 Cuvahoga shale. 



