Xll 
CONTENTS. 
Zoophytes, classification of, by Fleming, 
Page 68—71 
Latreille, 
- 71 
Rapp, 
72 
Blainville, 
73—75 
Zoophytes, their division into four orders, 
75—76 
Zoophyta Hydroida, definition of, 
81 
general observations on 
81—91 
their Families and Genera, 
91—92 
Family Hydraidae, 
93—108 
Tubulariadae, 
109—118 
Sertulariadae, 
119—159 
Asteroida, definition of. 
163 
general observations on 
163—174 
their Families and Genera, 
174 
Family Pennatulidae, 
175—181 
Gorgoniadae, 
182—186 
Alcyonidae, 
187—192 
Helianthoida, definition of, 
195 
general observations on 
195—204 
their Families and Genera, 
205 
Family Madrephylliaea, 
206—209 
Actiniidae, 
210—234 
Ascidioida, definition of, 
237 
general observations on 
237—246 
their Families and Genera, 
247—248 
Family Vesiculariadae, 
249—259 
Crisiadae, 
260—266 
Tubuliporidae, 
267—272 
Celleporidae, 
273—282 
Escharidae, 
- 283—299 
Alcyonidulae, 
300—307 
Limniades, 
- 308—324 
Note on the sexes of Zoophytes, 
325 
the anatomy of the Hydra, 
326 
the cells of the Escharidae, 
327 
