LIST OF ILLUSTRATIONS. 



XVll 



FIG. 



56. Calamiteaii leaf-sheath. (M. S.) 



57. Equisetites Iletningvmyi Kidst. (Mr Highley) 



58. Equisetites spatulatus Zeill. ; E. zeaeformis (Schloth.) ; Equi 



setites lateralis Phill. ; Equisetites columnaris Brongn. 

 Equisetum trachyodon A. Br. (M. S.) . 



59. Equisetites platyodon Brongn. (M. S.) . 



60. Equisetites Beani (Biinb.). (From a block lent by Dr Wood 



ward) ... ... 



61. Equisetites Beard (Biinb.). (M. S.) . 



62. E. Beani (Bunk). (M. S.) 



63. E. lateralis Phill. (M. S.) 



64. E. lateralis Phill. (M. S.) 



65. E. Burckardti Dunk. (M. S.) . 



66. E. Tokoyamae Sew. (From a block lent by Dr Woodward; 



67. Phyllotheca ? sp. (From a photograph by Mr Edwin Wilson) 



68. Phyllotheca Brongniarti Zigno ; P. indica Buiib. ; Calamo 



cladus frondosus Grand'Eury. (M. S.) 



69. Schizoneura gondwanensis Feist. (M. S.) 



70. Transverse section of a Calamite stem. (M. S.) 



71. Transverse section of a young Calamite stem 



72. Longitudinal and transverse sections of Calamites 



73. Transverse section of a Calamite stem . 



74. Transverse section of Calamites {Arthropitys) sp. 



75. Longitudinal section (tangential) of Calamites {Arthropitys) sp 



76. Longitudinal section (tangential) of Calamites {Arthropitys) sp, 



77. Portion of a Calamite stem; partially restored. (M. S.) 



78. "I Transverse and longitudinal (radial) sections of a thick Calamite 

 79./ stem. (Mr Highley) 



80. Transverse section of a Calamite showing callus wood 



81. Longitudinal section of a young Calamite 



82. Pith-casts of Calamites {Stylocalamites) sp. (M. S.) 



83. Calamites {Arthrodendron) sp. Transverse and longitudinal 



sections 



84. Transverse section of Calamites {Calamodeiidron) intermedius 



Ren 



85. Leaves of a Calamite. (M. S.) 



86. Transverse section of a Calamite leaf . 



87. Calamocladus equiset if ormis {i^chloth.) (Miss(i. M. Woodward) 



88. Annularia stellata (Schloth.) (M. S.) 



89. Annularia sphenophylloides Zenk. (M. S.) 



90. Pith-cast of a Calamite, with roots. (M. S.) 



91. Transverse sections of Calamite roots 



92. Root given off' from a Calamite stem . 



93. Calamostachys sp. (M. S.) . . . 



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