5. Plumatella allmani†.

6. Plumatella punctata†§ (Lower Bengal).

7. Stolella indica* (Lower Bengal, United Provinces).

8. Victorella bengalensis (Lower Bengal).

9. Hislopia lacustris (United Provinces, N. Bengal).

9a. Hislopia lacustris subsp. moniliformis* (Lower Bengal).

7. Ceylon.

Sponges:—

1. Spongilla (Euspongilla) proliferensʘ.

2. Spongilla (Eunapius) carteri†ʘ.