XVI 



CONTENTS. 



Polyzoa hyppocrepia 



„ „ their Families and Genera 



„ „ Cristatellidae 



„ „ Plumatellidse 



„ „ Paludicellaidse 



History of Zoophytology 

 Opinions of the Ancients 

 „ Imperato 



„ Peyssonel and Reaumur 



„ Jussieu 



„ Peyssonel and Parsons 



„ Baker 



„ Ellis . 



„ Linnaeus . 



„ Baster 



„ Pallas and Ellis 



Sponges, their rank 

 Classifications of Zoophytes 

 Polypidom, its classical value 

 Classification by Ellis 



„ Linnaeus 



,, Pallas 



,, Miiller . 



„ Blumenbach 



„ Cuvier 



„ LamouroHx 



,, Lamarck 



„ Schweigger 



„ Fleming . 



„ Latreille 



„ Rapp 



„ Blainville 



„ Ehrenberg 



„ Milne-Edwards 



Supplement 



Index to the Woodcuts 

 Index .... 



