LIST OF POTOMAC FOSSIL PLANTS. 



327 



Stenopteris Saporta. 



68. S. Virginica, sp. nov 



Angiopteridium Schimper. 

 60. A. aiiriciilatiin], sp. nov 



70. A. nervosum, sp. nov 



71. A. elliptifuiu, sp. nov 



7"2. A. ilensincrve, sp. nov 



7:i. A. pacbyphy Hum, sp. nov 



74. A. ovatuni, sp. nov 



75. A. strict inervo, sp. nov 



76. A. strictiuerve, var. latifolium, so. nov 



77. A. dentatum, sp. nov 



AsPLKNiOPTEuis, gen. nov. 



78. A. piunatifida, sp. nov 



79. A. ailiantifolia, sp. nov 



Gleiciiesia Sw. 



80. G. Nordenskioldi, Heer 



81. Undetermined fern, sp. nov 



TllYRSOPTERls Kuuze. 



82. T. Virginica, sp.nov 



83. T. brevifolia, sp. nov 



84. T. dcutata, sp. nov 



85. T. nervosa, sp. nov 



86. T. rarinervis, sp. nov 



87. T. brevijieunis, sp. nov 



88. T. alata, sp. nov 



89. T. di varicata, sp. nov 



90. T. Meekiana, sp. nov 



91. T. Meekiana, var. angustiloba, sp. nov. 



92. T. crcnata, sp. nov 



93. T. insignis, sp. nov 



94. T. iusignis.var. angustipennis, sp. nov. 



95. T.deusifolia, sp. nov 



96. T. erassinervis, sp. nov 



97. T. decurrens, sp. nov 



98. T. augnstifolia, .sp. nov 



99. T. microphjlla, .sp. nov 



100. T. pachy rachis, sp. nov 



101. T. elliptica, sp. nov 



102. T. distaus, sp. nov 



lOJ. T. augustiloba, sp. nov 



104. T. pacbypbylla, sp. nov 



10."). T. pecopteroidcs, sp. nov 



106. T. pinuatifida, sp. nov 



107. T. beteromorplia, sp. nov 



108. T. varians, sp. nov 



109. T.rbonibi folia, sp. nov 



110. T. beteroloba, sp. nov 



111. T.bell.a, sp. nov 



112. T. microloba, sp. nov "i^.. . 



Page. 

 112 



113 

 114 

 114 

 11.^. 

 lU. 

 115 

 116 

 116 

 117 



118 



118 



Thyrsopteris Kuuze — Continued. 



Pago. 



113. T. microloba var. alata, sp. nov 140 



114. T. nana, sp. nov 141 



115. T. ina>quipinnata, sp. nov 142 



116. T. beterophylla, sp. nov 143 



117. T. obtusiloba, sp. nov 143 



118. T. spbenopteroidcs, sp. nov 143 



119. T. squarrosa, sp. nov 143 



120. T. rbombiloba, sp. nov 144 



121. T. rctusa, sp. nov 144 



1216. Undetermined fern 145 



OSMUSDA L. 



122. O. spbenopteroidcs, sp. nov 145 



123. O. Dicksiinioides, sp. nov 146 



124. O. Dicksonioides, var. latipennis, sp.nov 147 



Sagexopteris Pr. 



125. S. latifolia, sp. nov 148 



126. S. elliptica, sp. nov 149 



127. S. Virginiensis, sp. nov 150 



SCLEROPTERis Saporta. 



S. elliptica, sp. nov 151 



S. elliptica, var. longifolia, sp. nov 152 



S. Virginica, sp. nov 152 



S. dentata, sp. nov 153 



Ctenopteris Brongn. 



C. insignis, sp. nov 156 



C. Virginiensis, sp. nov 157 



C. minor, sp. nov 157 



C. integrifolia.sp. nov 158 



C. angustifolia, sp. nov 1.^9 



C. longifolia, sp. nov 1.59 



Zamiopsi.*, gen. nov. 



Z. pinnatifida, sp. nov 161 



Z. insignis, sp. nov 162 



Z. lougipeunis, sp. nov 164 



Z. laciniata, sp. nov 164 



Z. petiolata, sp. no v 166 



PHANEROGAMS. 



GYMNOSPEKM/E. 



ZAMIE.E. 



AXOMOZAMITES Scbimper. 



A. .ingustifolins, sp. nov 167 



A. Virgiuicus, sp. nov IIW 



