APPENDIX TO "STUDIES ON MESOZOIC AND 

 CAINOZOIC DINOFLAGELLATE CYSTS" 



By ROGER JACK DAVEY, CHARLES DOWNIE, 



WILLIAM ANTONY SWITHIN SARJEANT, AND 



GRAHAM LEE WILLIAMS 



Manuscript accepted October 1968 



CONTENTS 



Synopsis ...... 



I. Introduction and Acknowledgements 

 II. Generic reallocations (R. J. D. & G. L. W.) 

 Genus Achomosphaera 

 Genus Cymatiosphaera 

 Genus ? Hystrichokolpoma 

 Genus Hystrichosphaera . 

 Genus Oligosphaeridium . 

 Genus ? Litosphaeridium . 

 Genus ? Cordosphaeridium 

 Genus Perisseiasphaeridium 

 Genus ?Polysphaeridium . 

 Genus ?Diphyes 

 Genus Tanyospkaeridium 



III. Taxonomic changes (W. A. S. S 



Genus Gonyaulacysta Deflandre emend 



Species of Gonyaulacysta 

 Genus Leptodinium Klement emend 



Species of Leptodinium 

 Genus Hystrichogonyaulax nov. 



Species of Hystrichogonyaulax 

 Other Generic Reallocations 

 Genus Dichadogonyaulax 

 Genus ? Litosphaeridium . 

 Genus Meiourogonyaulax 

 Genus Polysphaeridium . 

 Genus Psaligonyaulax 

 Genus Rhaetogonyaulax . 



IV. Generic reallocations (R. J. D., C. D., W. A. S. 



Genus Areoligera . 

 Genus Cleistosphaeridium 

 Genus Exochosphaeridium 

 Genus Prolixosphaeridium 

 Genus Systematophora 

 V. Generic reallocations (G. L. W. & C. D. 

 Genus Adnatosphaeridium 

 Genus Hystrichokolpoma . 

 VI. Taxonomic revisions made by other authors 

 VII. Errata and curatorial amendments 

 VIII. References .... 



S. & G. L. W.) 



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