alba (Euspongilla) (Spongilla), 8, 9. alba (Spongilla), 4, 22, 63, ~76~. alba _var._ bengalensis (Spongilla), 4, 22, 63, ~77~. alba _var_. cerebellata (Spongilla), 22, 63, ~76~. _alba_ var. _marina_ (_Spongilla_), ~77~. _Alcyonella_, 212. Alcyonellea, 185. allmani (Plumatella), 7, 8, 9, 23, 188, ~224~, 246. _allmani_ var. _diffusa_ (_Plumatella_), 223. _allmani_ var. _dumortieri_ (_Plumatella_), 222. _attenuata_ (_Hydra_), 148, 158. _aurantiaca_ (_Hydra_), 148. aurea (Pectispongilla), 9, 22, 63, ~106~. aurea _var._ subspinosa (Pectispongilla), 63, ~107~. _benedeni_ (_Alcyonella_), 220. bengalensis (Bowerbankia), 189. bengalensis (Membranipora), 23. bengalensis (Spongilla), 77. bengalensis (Victorella), 4, 8, 9, 23, 187, ~195~. blembingia (Ephydatia), 54. bogorensis (Ephydatia), 54. _bombayensis_ (_Plumatella_), 225. bombayensis (Spongilla), 22, 63, 100, ~102~, 241. bombayensis (Stratospongilla) (Spongilla), 8, 9. Bowerbankia, 187, ~189~. _brunnea_ (_Hydra_), 148. burmanica (Corvospongilla), 8, 22, 64, ~122~. burmanica (Pectinatella), 8, 10, 23, 188, ~235~. calcuttana (Spongilla), 96. _cambodgiensis_ (_Norodonia_), 202. _Carterella_, 108. carteri (Eunapius) (Spongilla), 7, 8, 9, 10. _carteri_ (_Eunapius_), 87. carteri (Lophopodella), 7, 8, 23, 188, ~232~, 233. _carteri_ (_Lophopus_), 232. _carteri_ (_Pectinatella_), 231, carteri (Spongilla), 4, 22, 63, 86, ~87~, 241. carteri _var._ cava (Spongilla), 22, 63. carteri _var._ himalayana (Lophopodella), 23, 188. carteri _var._ lobosa (Spongilla), 22, 63. carteri _var._ mollis (Spongilla), 22, 63. caudata (Bowerbankia), 189. caudata _subsp._ bengalensis (Bowerbankia), 23, 189. caunteri (Corvospongilla), 243. cava (Spongilla), 88. cerebellata (Spongilla), 76. ceylonensis (Irene), 22, 140. Cheilostomata, 184. Chlorella, 50. cinerea (Euspongilla) (Spongilla), 9. cinerea (Spongilla), 22, 63, 72, 79, 241. clementis (Stratospongilla) (Spongilla), 53. coggini (Stratospongilla) (Spongilla), 53. colonialis (Loxosomatoides), 23. _contecta_ (_Spongilla_), 95. _coralloides_ (_Plumatella_), 217. Corvospongilla, 64, ~122~, 243. crassior (Spongilla), 98. crassissima (Eunapius) (Spongilla), 9. crassissima (Spongilla), 4, 22, 63, ~98~. crassissima _var._ crassior (Spongilla), 23, 63. _crateriformis_ (_Meyenia_), 83. _crateriformis_ (_Ephydatia_), 83, 84. crateriformis (Euspongilla) (Spongilla), 8, 9. _crateriformis_ (_Meyenia_), 83. crateriformis (Spongilla), 22, 63, ~83~. _Cristatella_, 235. Cristatellina, 206. Ctenostomata, 184, 185, 187, ~189~. Cyclostomata, 184. decipiens (Spongilla), 54, 96, ~97~. diffusa (Plumatella), 7, 8, 9, 23, 188, ~223~, 245. _di[oe]cia_ (_Hydra_), 158. Dosilia, 64, ~110~.