Systematic Index. 

 SUB-KINGDOM IL-MOLLUSCA, 



CLASS— CEPHALOPODA 



(Sub-class — Antipedia.) 

 ORDER— ACETABULIFERA. 



(Sub-order — Octopoda.) 

 Family — Argonautid^e. 

 Argonauta . 



Plates 

 ... 61, 62 



(Sub- order — Deeap oda . ) 



Family — Loligid^e. 



Sepioteuthis 76, 77 



(Section — Molluscoidea.) 



CLASS— POLYZOA. 



ORDER— INFUNDIBULATA. 



(Sub-order — Cheilostomata.) 



Family — C atenicellid^e . 



Catenicella 24, 89, 90 



Family — Cellulariid^e. 



Cellularia 

 Emma ... 

 Menipea ... 



49,58 



58 

 58 



Family — S alicornariid^e . 



Cellaria ... 

 Nellia ... 

 Tubucellaria 



49 

 49 

 49 



Family — Bicellariid^e. 



Plates 



Bicellaria ... 59 



Bugula 59, 78 



Stirparia 59 



Family — Flustrid^e. 



Flustra .. 

 Carbasea . . 

 Diachoris 

 Spiralaria 



Family — GtEmell ARiiDiE . 



Didymia ... 

 Dimetopia 

 Calwellia 



45 

 45 

 46 

 46 



46 

 46 

 46 



Family — Membraniporid^e. 



Membranipora ... 



... 25, 26, 36 



Lepralia 



...35, 36, 37, 38 



Biflustra 



57 



Family — Steganoporellid^:. 

 Steganoporglla ,. 60 



Family — Escharid^e. 



Eschara ... 

 Caleschara 

 Retepora 

 Dictyopora 

 Petralia ... 



48 



48 



94, 95, 96, 97, 98, 99 



47, 66, 67 



60 



(Sub-order — Cyclostomata.) 



Family — Crisiid^:. 



Crisia 39 



Family — Idmoneid^e . 

 Idmonea 68 



