Mr. A. W. Waters on Australian Bryozoa. 23 
Fig. 7. Schizoporella ambita, sp. nov., X 25. a, operculum, x 85. 
Fig. 8. Schizoporella levigata, sp. nov., X 25. a, mandible, x 250; }, 
ditto, x 85; ¢, operculum, X86. 
Fig. 9. Schizoporella mucronata, Sm., X 25. a, operculum, x 85. 
Fig. 10. Schizoporella subimmersa, MacG., var. nov., X 25. a, decalcified cell, 
showing lateral tubular connexions of the avicularian chamber, 
Xx 85; 6, operculum; c, operculum of ovicelligerous zocecium, 
x 8d. : 
Fig. 11. Schizoporella biserialis, H., var.. X 25. a, operculum, X 85. 
Fig. 12. Beania hirtissima, Hell., var. conferta, MacG., x 25, a, oper- 
culum, X 85. 
Fig. 13. The same. Dorsal surface, x 25. 
Fig. 14. The same. Subdiagrammatic figure, showing the zocecia free n 
the upper part and with one ovicell to the middle zocecium. 
Fig. 15. Rhynchopora profunda, MacG., x 25, showing young zocecium 
and stages of growth, x 50. 
Fig. 16. Membranipora lineata, L., var., X 25. 
tg. 17. Lepralia Poissonii, Aud., var. with immersed ovicells, X 25. 
Prate IIL. 
Fig. 1. Smittia unispinosa, sp. noy., X 25. 
Fig. 2. The same. Mandible, x 85. 
Fig. 3. The same. Operculum, X 85. 
Fug. 4. Smittia(?) signata, sp. nov., X 25. 
Fig. 5. The same, X 85. 
Fig. 6. The same. Operculum, X 85. 
Fig. 7. Smittia obstructa, sp. nov., x 26. 
Fig. 8. The same. Operculum, x 85. 
Fig. 9. Smittia prestans, H., var., X 26. 
Fig. 10. The same. Operculum, x 85. 
Fig. 11. The same. Mandible, x 85. 
Fig. 12. Smittia trispinosa, var. munita, H., X 25. 
Fig. 13. The same. Section showing denticles, cap, operculum, and 
spines. 
Fig. 14. Smittia malleoius, H., x 25. 
Fig. 15. The same. Aperture showing avicularium with ligula, x 50. 
Fug. 16. Smittia Landsborovit, Johust. Aperture, x 50. 
Fig. 17. Porella cervicornis, Pall. Aperture, x 50. 
Fig. 18. Smittia ?, from Port Phillip. Aperture, showing denticles, 
x 50. 
Fig. 19. Smittia ophidiana, Waters. Aperture, showing denticles, x 50. 
Fig. 20. Smittia oculata, MacG. Aperture, showing denticles, x 50. 
Fig. 21. Smittia cheilostoma, Manzoni. Aperture, showing denticles, 
x 50. 
Fig. 22. Smittia reticulata, MacG. Aperture, showing denticles, X 50, 
Fig. 23. Smittia trispinosa, var. munita. Aperture, showing denticles, 
x 50. 
Fig. 24. Smittia delicatula, B. Aperture, showing denticles, x 50. 
Fig. 25. Mucronella porosa, Hincks. Aperture, showing denticles, X 50, 
Fig. 26. Muceronella ventricosa, Hassall. Aperture, showing denticles, 
x 50. 
Fig. 27. Mucronella Elleri, H., var. biaviculata, W. Aperture, showing 
denticles, x 50. 
Fig. 28. Mucronella biineisa, H. Aperture, showing denticles, x 50. 
Fig. 29. Mucronella rostrata, H. Aperture, showing denticles, x 50. 
Fig. 30. Mucronella levis, MacG. Aperture, showing denticles, x 50. 
