708 



PROFESSOR A. C. SEWARD ON 



Fig. 56. 



,, 57. 

 Figs. 58, 59. 

 Fig. 60. 



„ 60A. 

 Figs. 61, 61A. 

 „ 62, 62A. 

 „ 63-65. 

 Fig. 66. 

 Figs. 67, 67A. 

 Fig. 68. 



„ 69. 

 Figs. 70, 70A. 



Fig. 71. 

 „ 72. 



Fig. 



73. 





j) 



74. 





Figs 



. 75, 



75A. 



Fig. 



76. 





Fig. 



77. 





)> 



78. 





)> 



79. 





>) 



80. 





n 



81. 





Figs 



.82, 



83, 83A 



it 



84. 





FlGfc 



. 85, 



85A. 



)> 



86, 



86A. 



n 



87- 



-89. 



>> 



90, 



91. 



)> 



92- 



-96. 



)i 



97, 



98. 



Fig. 



99. 





» 



100. 





Figs 



. 10( 



), 101 A 



Fig. 



102. 





1! 



103. 



104. 





105. 



Photo. 1. 



Photos. 3-5. 



Plate IV. 

 Indeterminable fragment (1 Thinnfeldia sp.). 

 Todites Williamsoni (Brongn.). 

 Coniopteris arguta (Lind. and Hutt.). 

 Nilssonia orientalis Heer. 

 Pteroph ijllum Natiwrsti Sew. 

 Pterophyllum Nathorsti Sew. 

 Pseudoctenis eatliiensis (Rich.) gen. nov. 

 Nilssonia orientalis Heer. 

 Thinnfeldia rhomboidalis Ett. 

 Pseudoctenis eatliiensis (Rich.). 

 Thinnfeldia arctica Heer. 

 Pseudoctenis crassinervis gen. et spec. nov. 

 Thinnfeldia rhomboidalis (Ett.). 



Dichopteris Pomelii (Sap.). 

 1 Thinnfeldia rhomboidalis Ett. 



Plate V. 

 Taxites Jeffreyi sp. nov. 

 Taxites sp. 



Elatides Sternbergiana (Schenk). 

 Elatides curvifolia (Dunk.). 

 A scale of this cone is shown in text-fig. 1 1 , B. 

 1 Elatides curvifolia (Dunk.). 

 Nilssonia sp. cf. N. compta (Phill.). 

 Pteroplnjllum Nathorsti Sew. 

 Thinnfeldia de Geeri (ISTath.). 

 Nilssonia sp. cf. N. compta (Phill.). 



Otozamites sp. 



Pinites {Pityospermum) sp. 



Pterophyllum Nathorsti Sew. 



Gleichenites cycadina (Schenk). Fig. 87, x 18 



Taxites sp. cf. T. gramineus (Heer). 



Gleichenites cycadina (Schenk). Fig. 96, x 12. 



Araucarites Milleri sp. nov. 



Williamsonia sp. 



Cycadean pinnae, cf. Dioonites Dunlcerianus (Goepp.). 



Laccopteris Dunkeri (Schenk). 



Araucarites Milleri sp. nov. 



Czehanowskia Murrayana (Lind and Hutt.). 



Taxites sp. cf. T. gramineus (Heer). 



Baiera Lindleyana (Schimp.). 



Plate VI. 

 Planta incertx sedis, A. a, carbonaceous films seen 



in different planes. (Very slightly reduced.) 

 Planta incertx sedis, B. (Very slightly reduced.) 

 Sagenopteris Phillipsi (Brongn.). (Photo. 3 slightly 



reduced.) 



Gunn coll. 



Arber coll. (494). 

 Peach coll. 



>> 

 Gunn coll. 



Fig. 70, Gunn coll. 



Fig. 70A, Arber coll. (563). 



Gunn coll. 



Gunn coll. 



Peach coll. 

 Gunn coll. 



Gunn coll. 



Fig. 82, Arber coll. (497). 

 Figs. 83, 83A, Gunn coll. 

 Gunn Coll. (497). 



Fig. 92, Peach coll. 

 Figs. 93-96, Gunn coll. 

 Gunn coll. 



Gunn coll. 



