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 i^innules of Fig. 3 to show nerva- 



tion and constricted base of pinnules. 



Plate XY. 

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

 " 1. Shows the irregularly lobed pinnules 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. 



Plate XVI. 



Fig. 1. Callipteridium odontopteroides, Spec, nov, 



" 1". Enlarged pinnules of the same. 



" 2-4. 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 XVIL 



Fig. 1. Pecopteris elliptica Bunb. 

 " 1". Enlarged pinnule of the same. 



" 2. Pecopteris rotundiloba, Spec. nov. 



" 2". Enlarged pinnule of the same. 



" 3. Pecopteris sj^ecies ? 



" 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. 



