xii CONTENTS 



CHAPTER XXI 



FOSSIL FERNS. Pp. 324—394. 



Osmundaceae 324-346 ; Schizaeaceae 346-351 ; G-leichenia- 

 ceae 351-365; Matonineae 355-363; H3nDaenopliyllaceae 

 363-365; Cyatheaceae 365-375; Polypodiaceae 375- 

 380; Dipteridinae 380-394. 



CHA<PTER XXII 



MARATTIALES (FOSSIL). Pp. 395—411. 



Ptychocarpm 397 ; Banaeites 398 ; Parapecopteris 398 ; Astero- 

 theca 398-400 ; Hawlea 400 ; Scolecopteris 401, 402 ; Disco- 

 pteris 402-404; Dactylotheca 404-406; Renaultia 406; 

 Zeilleria 407_; Urnatopteris 407 j Marattiopds 407-409; 

 Danaeopsis 409 ; Nathorstia 410, 411. 



CHAPTER XXIII 

 PSARONIEAE. Pp. 412—426. 



CHAPTER XXIV 

 OPHIOGLOSSALES (FOSSIL). Pp. 427—431. 



CHAPTER XXV 



COENOPTERIDEAE: Pp. 432—472. 



I. Botryoptereae 434-443 ; 

 II. Zygoptereae 443-470. 



CHAPTER XXVI 



HYDROPTERIDEAE AND SAGENOPTERIS. 



Pp. 473—483. 



Marsiliaceae 473-476; Salviniaceae 475-477; Sagenopteris 

 477-483. 



