POTTSVILLE FAUNA OF OHIO 



McArthur limestone Page 



Stratigraphy and extent 116 



Conditions of deposition 117 



Description of geologic sections and collecting localities 117 



Summary 127 



Black Flint member 



Stratigraphy and extent 130 



Conditions of deposition 13 1 



Description of geologic sections and collecting localities 131 



Summary 137 



Table showing range of Pottsville fossils in Ohio 139 



Register of collecting localities 145 



PART II 



Pottsville fossils and description of species _* 151 



Plant Kingdom 151 



Animal Kingdom 151 



Phylum Protozoa 151 



Class Rhizopoda, Order Foraminifera 151 



Phylum Coelenterata 154 



Class Anthozoa 154 



Phylum Echinodermata. 154 



Class Crinoidea I 154 



Class Echinoidea 156 



Phylum Vermes 156 



Class Chaetopoda 156 



Phylum Molluscoidea 156 



Class Bryozoa 156 



Class Brachiopoda 166 



Phylum Mollusca 193 



Class Pelecypoda 193 



Class Scaphopoda. 245 



Class Gastropoda 246 



Class Conularida 265 



Class Cephalopoda 266 



Phylum Arthropoda 272 



Class Crustacea, Subclass Trilobita , 272 



Phylum Vertebrata 274 



Class Pisces.. 274 



