532 



SYSTEMATIC INDEX. 



Ascaris, 



505 



Flustra, 



516 



Strongyliis, 



506 



Cellepora, 



517 



Lernea, 



506 



Tubulipora, 



517 



Echinorhynchus, 



5or 



Coralllna, 



517 



Fasciola, 



508 



Acetabulum, 



518 



Tape woi-m, 



508 



Black coral. 



518 



Hydatids, 



509 



Gorgonia, 



518 



Lig-ula, 



509 



Isis, 



518 



Sea-Nettles, 



510 



Madrepores, 



518 



Medusa, 



510 



Millepora, 



519 



Porpita, 



511 



Pennatula, 



519 



Velella, 



511 



Alcyonium, 



520 



Pliysalia, 



512 



Sponges, 



520 



Diphyes, 



512 



Infusoria, 



523 



POITPI, 



513 



Furcularia, 



521 



Actinia, 



514 



Tubicolaria, 



521 



Lucernaria, 



514 



Brachionus, 



521 



Hydra, 



514 



Cercaria, 



522 



Vorticella, 



515 



Vibrio, 



522 



Tubipora, 



516 



Proteus, 



522 



Tubularia, 



516 



Monas, 



523 



Sertularia, 



516 



Volvox, 



523 



Cellularia, 



516 







