Xll 



CONTENTS 



CHAPTER XXXVIII 

 CYCADOPHYTA. Pp. 478506. 



i. Bucklandia 480-490 ; Cycadeomyelon 490, 491 ; 

 Colymbetes 491-494 ; Cycadeolepis 494-496. 



ii. Carpolithus 497-500 ; Cycadospadix 500, 501 ; 

 Beania 502 ; Zamiostrobus, Cycadeostrobus SOS- 

 SOS ; Androstrobus 505, 506. 



CHAPTER XXXIX 

 CYCADOPHYTA (FRONDS). Pp. 507591. 



I. BENNETTITALES 



Ptilophyllum 512-529; Zamites 529-537; Otoza- 

 mites 537-545 ; Dictyozamites 546-548 ; Ptero- 

 phyllum 548-558 ; Cycadites and Pseudocycas 

 558-566. 



II. NlLSSONIALES 



Nilssonia 566-578 ; Ctenis 578-583 ; Pseudoctenis 



584-587. 



III. INCERTAE SEDIS 



Sphenozamites 587-589 ; Plagiozamites 589, 590 ; 

 Cycadorachis 590, 591. 



PAGE 



512-566 



566-587 



587-591 



LIST OF WORKS REFERRED TO IN THE TEXT (Vols. Ill & IV) . 592-639 



INDEX 



640-656 



