306 INDEX 



Pages 



Naticopsis splendens 257 



Naticopsis tortum (Meek) 124, 129, 144,257 



Naticopsis ventricosus (Norwood and Pratten) 63, 88, 144, 258 



Newberry, J. S., reference to * 20, 23, 24, 29, 34,92 



Nodosaria sp 103, 109, 114, 139, 152 



Nucula beyrichi von Shauroth 16,71,87,141,200 



Nucula elongate n. sp 18, 20,71,87, 141, 201 



Nucula levatiformis var. obliqua Girty 202 



Nucula lunulata Girty mss. 18,20, 141,202 



Nucula parva McChesney 55,67, 69, 74, 77, 87, 123, 128, 141, 202 



Nucula pulchella . 202 



Nucula shumardana Hall 202 



Nucula subrotundata Girty mss. . 16, 18,20,141,203 



Nucula wewokana Girty 202 



Nuculopsis ventricosa (Hall) 16, 18, 20, 55,58, 67,76, 87, 123, 128, 141, 204 



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Orbiculoidea capuliformis (McChesney) 16, 20, 40,45, 140, 170 



Orbiculoidea convexa (Shumard) 172 



Orbiculoidea meekana (Whitfield) 49, 55, 59, 60, 61, 65, 66, 69, 71, 73, 75, 77, 79, 



80, 86, 98, 114, 118, 121, 123, 126, 128, 134, 135, 



136, 137, 140, 171 

 Orbiculoidea missouriensis (Shumard) .31, 33, 35, 41, 45, 71, 77, 86, 113, 115, 123, 128, 



140, 172 



Orbiculoidea munda (Miller and Gurley ) 174 



Orbiculoidea planidisca Raymond 174 



Orbiculoidea stoutellan. sp 16, 19,20, 140, 173 



Orbiculoidea sp. 91, 140, 174 



Orthoceras colletti Miller . 268 



Orthoceras cribrosum Geinitz 269 



Orthoceras fanslerensis Keyes 268 



Orthoceras isogramma Meek 56, 74, 78, 89, 109, 115, 144, 266 



Orthoceras n. sp L 18,21,33,36,82,89,144,268 



Orthoceras sp '_ 64,89, 144 



Orton, Edward, reference to 36,44,47,92,93 



i; P 



Parallelodon carbonarius (Cox) _40, 45, 55, 63, 67, 68, 70, 71, 74, 76, 77, 80, 87, 



106, 115, 119, 121, 122; 123, 125, 128, 141, 209 

 Parallelodon obsoletus (Meek) 31, 36 ; 55, 67, 71, 74, 79, 80, 87, 119, 125, 128, 



141, 209 



Parallelodon sangamonensis (Worthen) 35, 36, 55, 67, 71, 74, 76, 87, 90, 106, 115, 119, 



123, 128, 141, 210 

 Parallelodon tenuistriatus (Meek and Worthen) __ 16, 42, 45, 55, 58, 65, 67, 68, 70, 71, 



74, 76, 77, 80, 87, 98, 106, 108, 113, 115, 119, 



121, 122, 123, 125, 126, 128, 136, 138, 142, 210 

 Patellostium montfortianum (Norwood and Pratten).. 56, 63, 6, 68, 70, 72, 74, 76, 78, 



88, 124, 126, 129, 133, 138, 143, 251 



Pelecypoda 91,141,193 



Pennsylvanian rocks 8 



