419 



Index, Vol. Ill 



109 



Orbiculoidea ampla 150, 1S9 



doria 190 



minuta 190 



seneca 1 50, 1 90 



Orbis rotella 83 



Orbiloides limestone, fauna of.355 

 niantelli 384 



Orthaulax bed, The Chatta- 

 hoochee series 358 



Rabbi 369, 371 



Orthis costalis 279 



hippolite 284 



iovvensis 141, 142, 148 



150, 152, 153 



livia 149, 152 



niacleodi 258 



occasus 1 40 



porcia 279 



propinqua 142 



striatula 1 45 



tricenaria 291 



vanuxemi 144, 145, 155 



Orthoceras caldwellense 210 



heterocindtum 210 



icar us 1 40, 210 



indianense 140, 143, 210 



marcellense 140, 210 



prim {i>en turn 260 



tenuiseptum 285 



whitei 211 



Or thopara rhombif era 1 83 



Orthothetes cheniungensis var. 



ardlostriatus 138, 139, 190 



crenistria....i43, 147, 156, 190 

 uinbraculum 1 90 



Ostrea clays, charadlerized b)'.345 



compressirostra 397 



cyathula 322 



edulis 322 



haitensis 372 



longirostris 323 



produ(5la 323 



queteleti 323 



sellseformis var. rugifera..36o 



trigonalis 372, 375 



iindata 323 



ventilabrum 323 



ventilabrum beds, species. 331 

 vicksburgensis 384 



Otodus niulticarinatus 140 



Owen's classification of the 



K nob formation 218 



classification of subcar- 

 boniferous 231 



Pach ydomella tmnida 214 



Palieacis enormis 162 



Pakuacistitestenuiradiatus285,286 



Pahuoneilo bedf ordensis 141 



159. 201 



PaUxiophycus lineare 215 



newalbense 215 



Pandora 376 



Panenka radians 201 



Panoptea augusta 325 



fan jasii .- 325 



oblongata 384 



whitfieldi 373, 376 



Paracyclas elongata 201 



ellipticus 145, 146, 201 



lirata 20 1 



odlerlonii 201 



ohioensis 201 



Parastrophia hemiplicata 290 



291, 292 



Parazyga hirsuta 190 



Parenchymophycus asphalti- 



cum 215 



Paris Basin, literature on Ge- 

 ology of 335 



, Oligocene of 335 



, Section of 336 



Paris crossi ng 1 43 



Psammobia eborea 397 



Pasithea anita 77 



vimbilicata 97 



Pe(ften alumensis 372 



bellicostatus 323 



chipolanus 372 



condylomatus 372 



gerardi 323 



hoen inghausi 323 



madisonius var. sayanus...375 



niaximus 323 



opercularis 323 



and Placuna layer at As- 

 palaga, Camp Scott and 

 Rock RlufF, Average dip of 368 



poulsoni 384 



Pedlunculus angusticostatus...323 



ardlatus 384 



cor 323 



gly cimeris 323 



mississippiensis 384 



obovatus 323 



subovata var. plagia..372, 373 



Pentagonia unisulcata 190 



Pentamerella araUi 152, 153 



'55. '90 



