CONTENTS. 
J- 
PART II. 
SECTION III. — A CATALOGUE OF THE MARINE EAUNA OE WOODS HOLE AND VICINITY 549 
Phylum Protozoa 549 
Class Rhizopoda 549 
Subclass Amoebaea 549 
Subclass Foraminifera 549 
Class Actinopoda 552 
Class Zoomastigophora 552 
Subclass Lissoflagellata. 552 
Subclass Choanoflagellata 553 
Class Phytomastigophora 553 
Subclass Dinoflagellata 553 
Class Ciliata 554 
Class Suctoria 555 
Class Sporozoa 556 
Phylum Porifera 556 
Phylum Coelenterata 559 
Class Hydrozoa 559 
Class Scyphozoa 573 
Class Actinozoa 576 
Class Ctenophora 579 
Phylum Platyhelminthes 579 
Class Turbellaria 579 
Class Trematoda 582 
Class Cestoda 585 
Class Nemertinea 590 
Phylum Nemathelminthes 592 
Class Nematoda 592 
Class Acanthocephala 594 
Class Chaetognatha 595 
Binophilea 593 
Phylum Molluscoida 593 
Class Bryozoa 595 
Bryozoa Entoprocta 595 
Bryozoa Ectoprocta 596 
Phylum Echinodermata 607 
Class Asteroidea 607 
Class Ophiuroidea . . 609 
Class Echinoidea 611 
Class Holothuroidea 613 
547 
