DESCRIPTION OF PLATES. PP. 127 



Figs. 2, 3. Callipteridium unitum, Spec. nov. 



" 2. Represents a part of the frond higher than 



that shown in Fig. 3. 



" 2"-. Enlarged pinnules of Fig. 2. 



" 3". Enlarged pinnules of Fig. 3 to show nerva- 



tion and constricted base of pinnules. 



Plate XV. 

 Figs. 1-4. Callipteridium grandifolium, Spec. nov. 



1. Shows the irregularly lobed p)innules of the 

 lower part of the frond. 



2. Gives the normal pinnules. 

 " 2°. An enlarged pinnule of the same. 



3. Shows a heteromorphous form with more 

 remote pinnules. 



4. The terminal portion of a compound pinna . 

 4°. An enlarged pinnule of the same. 



u 



i( 



(( 





Plate XVI. 



Fig. 1. Callipteridium odontopteroides, Spec. nov. 



" 1". Enlarged pinnules of the same. 



" 2-A. Callipteridium grandifolium. Spec. nov. 



" 2. The summit of a compound pinna. 



" 3. Shows a form with elliptical pinnules. 



" 4. A fructified portion of the same. 



Plate XVII. 



Fig. 1. Pecopteris elliptica Bunb. 



1". Enlarged pinnule of the same. 



2. Pecopteris rotundiloba, Spec. nov. 

 2°. Enlarged pinnule of the same. 



3. Pecopteris species ? 

 " 3". Pinna of the same enlarged. 

 " 4-5. Pecopteris pennaeformis, Brongt., Var. lati- 



folia. 

 " 5". Pinnule enlarged. 



" 6. Pecopteris species ? The fragments show very 



large sori. 

 6*^. Enlarged pinnules of the same. 



u 

 n 



(C 



