Mr. A. W. Waters on Australian Bryozoa. 23 



Fig. 7. SchizoporeUa ambita, sp. nov., X 2o. a, operculam, X 85. 



Fi(/. 8. Schizoi^orella Iccmjata, sp. nov., X 25. a, mandible, X 250 ; t, 

 ditto, X 85 ; c, operculum, X 85. 



F'uj. 9. SchizoporeUa mucroiiata, Sm., X 25. a, operculum, X 85. 



Fi(j. 10. SchizoporeUa subiinmersa, MacG. , var. nov., X 25. a, decalcified cell, 

 showing lateral tubular connexions of the avicularian chamber, 

 X 85 ; b, operculum ; c, operculum of ovicelligerous zocecium, 

 X S^j. 



Fig. 11. SchizoporeUa biseriaUs, H., var., X 25. a, operculum, X 85. 



Fiff. 12. Beania hirtissima, Hell., var. coiiferta, MacG., X 25. a, oper- 

 culum, X 85. 



Fig. 13. The same. Dorsal surface, x 25. 



Fig. 14. The same. Subdiagrammatic ligure, showing the zooecia free n 

 the upper part and with one ovicell to the middle zoojcium. 



Fig. 15. Rhynchopora profunda, MacG., X 25, showing young zooscium 

 and stages of growth, X 50. 



Fig. 10. 3Ie}nbranipora Uneata, L., var., X 25. 



Fig. 17. Leprulia Poissonii, Aud., var. with immersed ovicells, x 25. 



Plate III. 

 Fig. 1. Smittia. unispinosa, sp. nov., X 25. 

 Fig. 2. The same. Mandible, X 85. 

 Fig. 3. The same. Operculum, X 85. 

 Fig. 4. Smittia { ?) sigmita, sp. nov., X '2^. 

 Fig. 5. The same, X 85. 

 Fig. 0. The same. Operculum, X 85. 

 Fig. 7. Smittia obstructa, sp. nov., x 25. 

 Fig. 8. The same. Operculum, X 85. 

 Fig. 9. Smittia prcBstans, H., vai\, X 25. 

 Fig. 10. The same. Operculum, x 85. 

 Fig. 11. The same. Mandible, X 85. 

 Fig. 12. Smittia trisjjinosa, var. munita, H., X 25. 

 Fig. 13. The same. Section showing denticles, cap, operculum, and 



spines. 

 Fig. 14. Smittia maUeolus, H., x 25. 



Fig. 15. The same. Aperture showing avicularium with ligula, X 50. 

 Fig. 16. Smittia Lamlsboromi, Johnst. Aperture, X 50. 

 Fig. 17. ForeUa 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, Manzoui. Aperture, showing denticles, 



X 50. 

 Fig. 22. Smittia rcticidata, MacG. Aperture, showing denticles, X 50. 

 Fig. 23. Smittia trispiw)sa, var. 7nunita. Aperture, showing denticles, 



X 50. 

 Fig. 24. Smittia delicatula, B, Aperture, showing denticles, X 50. 

 Fig. 25. MucroneUa porosa, Hincks. Aperture, showing denticles, X 50. 

 Fig. 26, MucroneUa venti-icosa, Ilassall. Aperture, showing denticles, 



X 50. 

 Fig, 27. MucroneUa EUeri, H., var. biavicidata, W. Aperture, showing 



denticles, X 50. 

 Fig. 28. MucroneUa biincisa, II. Aperture, showing denticles, X 50. 

 Fig. 29. MucroneUa rostrata, H. Aperture, showing denticles, X 50. 

 Fig. 30. MucroneUa Icevis, MacG. Aperture, showing denticles, X 50. 



