x INDEX TO PLATES. 



CyATHuPHYLLUM — Continued. Plates. 



robustum 85 



rugosum 90, 93 



scyphus 86 



tornatum 80, 86 



/trauthanum 80 



winchelli 83 



Cystiphyllum 



americanum 124 



vcicatriciferum 125 



cuyagaense 80 



vedwinanum 128 



grande 126 



hispidum 127, 129 



/ incurvum 124 



y limbatum 126 



lineatum 128 



/nettelrothi 125 



niagarense 124 



oliioense 125 



os 130 



plicatum 100, 128, 129, 130 



squamosum 125 



sulcatum 125 



■ theissi 128 



'tumidosum 128 



vesiculosum 129 



DlPHYPHYLLUM 



archiaci 108, 112, 113 



/bellis 108, 116 



/ coagulatum 117 



coalesccns 117 



