INDEX OF SYSTEMATIC NAMES. 515 



Page. 



Slieplierdia canadensis ." 249 



Signiaria 280 



Somatogvrus esogonus 390 



Sphenopteris 134,278,280 



crassa , 280 



Hoeningliausii 280 



Spirifer 114,115,119,211,216 



Spiriferina 115 



Steneofiber 25 



Sterculia lineariloba 358 



Stigmaria 279 



fucoides 42,118 



Sucininse , 399 



Tancredia americana 35 



Tasodium dubium 1 293 



Terebintbaceas 360 



Testudo 23,24,25 



ThaUophytes 333 



TiliacesB 359 



Titanotherium 23,25 



Todea? Saportanea 322,346 



Trapa borealis 289 



microphylla 304 



Trionvx 23,24,158 



Ulmus 23 



Ulodendron minus 280 



Unio 22,23 



Unionidfe ...,. 407 



UrticinesB 341 



Talvata siucera 390 



ValvatidsB 390 



Vertigininse , 392 



Vibarnum marginatum ~ 291,306 



platanoides - 314 



rotundifolium i „ 305 



Wymperi 306 



Vitis aestivalis <. 249 



cardifolia 249 



Vitrinse 392 



Vitrina limpida 394 



Pfeifferi 394 



Vivipara 22,23,24 



trochiformis ^ 24 



Widdringtonia complanata 299 



Zamiostrobus ? mirabilis 309 



Zonarites digitatus 333 



Zonites conspectus 393 



fulvus 393 



Tiridulus 393 



