S5S 



PALAEONTOLOGY OF NEW-YO£K. 



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 Murcliisonia( ?) terebralis 334 



— tunitiformis 347 



Myalina mytiliformis 100 



Myelodactylus — 191 



— brachiatus 222 



— convolutus 192 



— ? 232 



■Onchus 320 



— deweii 320 



Oncoceras expansum 337 



— gibbosum 14 



— subrectum 94 



Orbicula(?) squamiformis 250 



— tenuilaniellata 250 



Ormoceras vertebratum 94 



Orthis circulus 56 



— elegantula 252 



— — ? var 57 



— fasciata 255 



— flabellum, far.?. . 254, 255 



— hybrida 253 



— interstriata 326 



— pisum 250 



— punctostriata 254 



— pyramidalis 351 



— tenuidens 58 



— trinucleus 58 



Orthoceras abruptum 97 



— annulatum? 96 



— cancellatum 292 



— clavatum 104 



— imbricatum?.,.. 291 



— mnltiseptum 291 



— virgatum 291 



— vlrgulatum 96 



— .., 14, 291, 292 



Orthonota curta . , ^ 86 



— — (?) 285 



Pal^astek 247 



— niagarensis 247 



Palieophycus striatus 22 



. — tortuosus 26 



_ ? 22 



Pentamerus fornicatus 81 



— oblongus 79 



— occidentalis 341 



— ovalis 103 



Phacops limulurus 299 



— trisulcatus 300 



PfliBNOPORA 46 



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Pha3nopora constellata 47 



— ensiformis 48 



— explanata 46 



Plates of Crino idea 230 



Platyostoma niagarensis 287 



'— 91, 286, 332 



Plenrotomaria bispiralis 348 



— litorea 12 



— perlata 349 



— (?) pervetusta 12 



— solarioides 348 



— subdepressa 332 



— (?) 348 



POLYDILASMA 112 



— turbinatum 112 



POLYPORA 167 



— incepta 167 



Posidonial alata , . . . . 87 



Posidonomya? rhomboidea 284 



Pkoetus 315 



— corycoeus 315 



— (?) stokesii 316 



Pyeenomceus 87 



— cuneatus 87 



Retepora angulata 49 



— asperato-striata 161 



— diffusa 160 



Rhinopora 48 



— tuberculosa 170 



— tubulosa 49 



— verrucosa 48 



Roots and stems of plants. . . 21 , 25 



Roots, etc. of crinoids, 201, 230, 231 



Rtjsophycus 23 



— bilobatus 24 



— clavatus 23 



— pudicus 24 



— subangularis 23 



Saccocrincs 205 



— speciosus 205 



Sagenella 172 



— membranacea 172 



Scolithus verticalis 6 



Spirifer bicostatus 263 



— biforatus, v. lynx .... 65 



— bilobus 260 



— crispus 262, 328 



— niagarensis 264 



— pyramidalis 266 



— radiatus 66,265 



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Spirifer sulcatus 261 



— 66, 327 



Stephanoceincs 212 



— angulatus 212 



— gemmiformis 215 



Stictopora crassa 45 



— punctipora 157 



— raripora 46 



Streptelasma calicula , . . . . Ill 



Steiatopoea 56 



— flexuosa 56 



Stromatopora 135 



— concentrica 136,325 



— constellata 324 



Strophodonta 63 



— prisca 63 



— textilis 327 



Subulites ventricosa 347 



Syeingopora 118 



— (?) multicaulis 119 



Tellinomya curta 86 



— elliptica 102 



— ( ?) equilatera 330 



— lata 86 



— machffiriformis 85 



Tentaculites minutus 183 



— distans ....« 184 



Thysanocrintjs 188 



— aculeatus 190 



— canaliculatus 189 



— immaturus 191 



— liliiformis 191 



Tracks of Gasteropoda, 27,29,30, 



31, 35, 36 

 Tremaxopoka 149 



— aspera 154 



— coalescens 150 



— granulifera 154 



— ostiolata 152 



— punctata 151 



— sparsa... 165 



— spinulosa 155 



— solida 153 



— striata 153 



■ — tuberculosa 149 



— tubulosa 151 



Trochoceras 335 



— gebhardii 335 



— turbinata 336 



