APPENDIX. 757 



ARTHROPODA. 



Crustacea, Lobster. 



Arachnida, . . . . Scorpion, spider. 



Insecta, ' Bee, fly. 



Myriapoda, Centipede. 



ECHINODERMATA, , Sea stars. 



VERMES. 



Annelida, . . . . . Earthworm. 



Platyhelminthes, . . . Tapeworm, fluke. 



Nemathelminthes, . . . Bound-worm, thread-worm. 



CCELENTERATA. 



Actinozoa, Sea anemone. 



Hydrozoa, . . . . . Hydra. 



PROTOZOA, Amoeba, Vorticella. 



