32 CATALOGUE OF FOSSIL PLANTS 



have no other object than the promotion of science, as far as our 

 humble means will permit." 



LIST OF ILLUSTKATIONS. 



Part of fertile stem and spike (Asterophyllites tuberculata) 



of Calamites cannazformis Woodcut No. 1. 



Fertile spike ( Bowmanites Ca?nbrensis,B'mnej) of Spheno- 



phyllum Saxifragcefolium No. 2. 



Neuropteris gigantea, in vernation Plate 1 . 



Neuropteris and Cyclopteris, in vernation 2, f. 1. 



Pecopteris (Alethopteris) lonchitica, in vernation 2, f. 2. 



Pteridopsis plumosa, nov. gen. et spec 3. 



Frond of Pecopteris, in vernation Woodcut No. 3. 



Leaf-scars and stem of Favularia tessellata Plate 4, f. 1. 



Leaf -scars and stem of Sigillaria reniformis 4, f . 2. 



Leaf-scars and stem of Sigillaria reniformis, juv Woodcut No. 4. 



Compressed leaf -scars of Sigillaria reniformis No. 5. 



Leaf-scars and stem of Sigillaria scutellata No. 6. 



Leaf-scars and stem of Sigillaria scutellata, juv Plate 5, f. 1. 



Portion of stem of Cordaites (Knorria) taxina Woodcut No. 7. 



Stem with budding end of Cordaites taxina No. 8. 



Small branch with leaves of Rhytidodendron sp Plate 5, f. 2. 



Branches and leaves of Rhytidodrendron sp 6. 



