TABLE OF CONTENTS. 



PREFACE, 

 INTRODUCTION, 

 SYSTEMATIC INDEX, 



MALACOZOA OB MOLLUSCA, 



CEPHALOPODA, . 



Synopsis of Cephalopoda, 

 Descriptions of Cephalopoda, . 



PTEROPODA, 



GASTEROPODA, . 



Synopsis of Gasteropoda, 

 Descriptions of Gasteropoda, 



THOPIOPODA, 



Synopsis of Tropiopoda, 

 Descriptions of Tropiopoda, 



BBACHIOPODA, . 



APODA, 



Synopsis of Apoda, . 

 Descriptions of Apoda, 

 SUPPLEMENT, containing additional Species, 

 EMENDATIONS, 



MALENTOZOA OR CIRRIPEDIA, 



Synopsis of Malentozoa, 

 Descriptions of Malentozoa, 



CONCLUDING REMARKS, 



INDEX OF GENERA, 



Pages 

 ix 

 xv 



1 



13 



20 



21-23 



23-40 



40 



41 



42-72 



72-200 



201 



203-221 



222-306 



307 



307 



309 



310-314 

 315-348 

 349 350 



351-366 

 353-356 

 356-366 

 367-370 

 371-372 



