XX Contents 



PAGE 



The Railroad Worm 552 



Phengodes and Starworms 554 



The Cucujo or Pyrophorus 554 



Myriapoda 556 



Earthworms 557 



The Lantern Fly, Fulgora 559 



Miscellaneous Insects .561 



Land and Fresh-water Snails 563 



n. Luminous Marine Animals 563 



Protozoa 563 



Flagellates 563 



Radiolaria 566 



Jellyfish or Medusae 566 



Ctenophores or Comb jellies 570 



Sea Pens 571 



Siphonophores 573 



Hydroids 574 



Marine Worms (and Oysters) 575 



The Piddock or Dail (Pholas dactylus) 577 



Nudibranchs 581 



Squid and Octopi 582 



Crustacea 583 



Ostracods 583 



Copepods 584 



Amphipods 584 



Shrimp 585 



Brittle Stars or Snake Stars 587 



Pyrosoma and Salpa 588 



Miscellaneous Marine Organisms 589 



Living Fish 590 



Summary 592 



Bibliography 599 



Indices 671 



Subject Index 673 



Author Index 677 



