| | | Page |
| | PORIFERA. |
| Order HALICHONDRINA | | 65 |
| Fam. 1. Spongillidæ | | 65 |
| 1. Spongilla, Lamarck | | 67 |
| 1a. Euspongilla, Vejdovsky | | 69 |
| 1. lacustris, auct. | | 69 |
| 1 a. reticulata, Annandale | | 71, 241 |
| 2. proliferens, Annandale | | 72 |
| 3. alba, Carter | | 76 |
| 3 a. cerebellata, Bowerbank | | 76 |
| 3 b. bengalensis, Annandale | | 77 |
| 4. cinerea, Carter | | 79, 241 |
| 5. travancorica, Annandale | | 81 |
| 6. hemephydatia, Annandale | | 82 |
| 7. crateriformis (Potts) | | 83 |
| 1b. Eunapius, J. E. Gray | | 86 |
| 8. carteri, Carter | | 87, 241 |
| 8 a. mollis, Annandale | | 88 |
| 8 b. cava, Annandale | | 88 |
| 8 c. lobosa, Annandale | | 89 |
| 9. fragilis, Leidy | | 95 |
| 9 a. calcuttana, Annandale | | 96 |
| 9 b. decipiens, Weber | | 97 |
| 10. gemina, Annandale | | 97 |
| 11. crassissima, Annandale | | 98 |
| 11 a. crassior, Annandale | | 98 |
| 1c. Stratospongilla, Annandale | | 100 |
| 12. indica, Annandale | | 100 |
| 13. bombayensis, Carter | | 102, 241 |
| 13 a. pneumatica, Annandale | | 241 |
| 14. ultima, Annandale | | 104 |
| 2. Pectispongilla, Annandale | | 106 |
| 15. aurea, Annandale | | 106 |
| 15 a. subspinosa, Annandale | | 107 |
| 3. Ephydatia, Lamouroux | | 108 |
| 16. meyeni (Carter) | | 108 |
| fluviatilis, auct. | | 242 |
| 4. Dosilia, Gray | | 110 |
| 17. plumosa (Carter) | | 111 |
| 5. Trochospongilla, Vejdovsky | | 113 |
| 18. latouchiana, Annandale | | 115 |
| 19. phillottiana, Annandale | | 117 |
| 20. pennsylvanica (Potts) | | 118 |
| 6. Tubella, Carter | | 120 |
| 21. vesparioides, Annandale | | 120 |
| 7. Corvospongilla, Annandale | | 122 |
| 22. burmanica (Kirkpatrick) | | 123 |
| caunteri, Annandale | | 243 |
| 23. lapidosa (Annandale) | | 124 |
| | HYDROZOA. |
| Order ELEUTHEROBLASTEA | | 147 |
| Fam. 1. Hydridæ | | 147 |
| 1. Hydra, Linné | | 147 |
| 24. vulgaris, Pallas | | 148 |
| 25. oligactis, Pallas | | 158, 245 |
| | POLYZOA. |
| Order CTENOSTOMATA | | 189 |
| Div. 1. Vesicularina | | 189 |
| Fam. 1. Vesicularidæ | | 189 |
| 1. Bowerbankia, Farre | | 189 |
| 1. caudata, Hincks | | 189 |
| 1. a. bengalensis, Annandale | | 189 |
| Div. 2. Paludicellina | | 190 |
| Fam. 1. Paludicellidæ | | 191 |
| 1. Paludicella, Gervais | | 192 |
| 2. Victorella, Kent | | 194 |
| 26. bengalensis, Annandale | | 195 |
| Fam. 2. Hislopiidæ | | 199 |
| 1. Hislopia, Carter | | 199 |
| 27. lacustris, Carter | | 202 |
| 27 a. moniliformis, Annandale | | 204 |
| |
| Order PHYLACTOLÆMATA | | 206 |
| Div. 1. Plumatellina | | 206 |
| Fam. 1. Fredericellidæ | | 208 |
| 1. Fredericella, Gervais | | 208 |
| 28. indica, Annandale | | 210, 245 |
| Fam. 2. Plumatellidæ | | 211 |
| Subfam. A. Plumatellinæ | | 212 |
| 1. Plumatella, Lamarck | | 212 |
| 29. fruticosa, Allman | | 217 |
| 30. emarginata, Allman | | 220, 245 |
| 31. javanica, Kraepelin | | 221 |
| 32. diffusa, Leidy | | 223, 245 |
| 33. allmani, Hancock | | 224, 246 |
| 34. tanganyikæ, Rousselet | | 225, 246 |
| 35. punctata, Hancock | | 227 |
| 2. Stolella, Annandale | | 229 |
| 36. indica, Annandale | | 229 |
| himalayana, Annandale | | 246 |
| Subfam. B. Lophopinæ | | 231 |
| 1. Lophopodella, Rousselet | | 231 |
| 37. carteri (Hyatt) | | 232 |
| 37 a. himalayana (Annandale) | | 233 |
| 2. Pectinatella, Leidy | | 235 |
| 38. burmanica, Annandale | | 235 |
