ACTINOZOA. 



239 



MESOZOIC, CAINOZOIC, and RECENT CORALS, 



"WHICH OCCUR IN MORE THAN ONE GEOLOGICAL PERIOD. 



Names of Periods. 



Names of Genera 

 arranged in order of their 

 appearance. 



Hyboccenia 

 Goniocora . 

 Bhabdophyllia 

 Cladophyllia 



Isastrea 



Montlivaultia 



Eurymeandra 



Thamnastrea 



Enallohgelia 



Coelosmilia 



Pacbygyra 



Ebipidogyra 



Stylo smilia 



Stylina 



Cyatbopbora 



Calamophyllia 



Haplopbyllia 



Adelastoea 



Pleuroccenia 



Trocbocyatbus 



Trocbosmilia 



Astrocoenia 



Stepbanoccenia 



Thecosmilia 



Oroseris 



Mseandrina 



Favia 



Heliastrcea 



UlopbyUia . 

 Plerastraea . 

 Millepora . 



CO 



H 



CO 



u 



o 



H 





