INDEX TO VOLUME VIII. 697 



PAGE. 



Platycrinus pileiformis Hall 186 



planus Owen and Shumard (?) 188* 



pratteni Worthen 189 



symmetricus W. & Sp ...186* 



truncatulus Hall 188 



Pleurophorus King 12} 



chesterensis Worthen 123* 



minimus Worthen 124* 



monroensis Worthen 125* 



Pleurotoniaria Defrance 135 



adamsi Worthen 137* 



( cozana Worthen) 138 



giffordi Worthen 135* 



illinoiensis Worthen 135* 



iovensis Worthen 138* 



montezuma Worthen 136* 



nauvooensis Worthen 137* 



subconstricta Meek and Worthen 136 



Polyphemopsis Portlock 144 



(?) keokuk Worthen 144* 



Porcelh'a LeYeille 138 



peoriensis Worthen 138* 



Poteriocrinida? 193 



Poteriocrinus Miller 86 



buffaloensis Worthen ." 89* 



elsahensis Worthen 88* 



mamma?f ormis Worthen 91* 



nodobasalis Worthen 89* 



rowleyi Worthen 90* 



spinuliferus Worthen 86*,90 



ulriehi Worthen 87* 



Pteropoda 134 



Rhodocrinidas 180 



Rhodocrinus kirbyi W. & Sp 172,180* 



namis M. & W 182* 



watersianus W. & Sp 184* 



Rhynohonella Fischer 104 



illinoiensis Worthen 104* 



ottumwa White 132 



wilsoni Sowerby 104 



Sangu'nolites McCoy 129 



(?) burlingtonensis Worthen 129* 



(?) multistriatus Worthen 129* 



randolphensis Worthen 130* 



Scaphioerinus Hall (emend. W. & Sp.) 195 



elegantulus W. \- >r 195* 



globo?us W. \- Sp 196* 



nanusM. X- W 195 



) orbicularis Hall 97 



( * ' ) spinobraehiatus Hall 193 



sp., undescribed 162 



( " ) wachsmuthi M. & W 193 



Schizodus King 107 



chesterensis Worthen 108 



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