34 MR. A. W. WATERS ON NORTH-ITALIAN BEYOZOA. 



EXPLANATION OF PLATES I.-IV * 

 The figures are magnified 25 times, except those otherwise marked. 



Plate I. 

 Figs. 1-6. Catenicella sepientrionalis, Bip.noY. a, aperture, magn. 85 times. 

 (Fig. 5, dorsal surface.) 



7, 8. , var. (Fig. 7, dorsal.) 



9, 10. continua, sp. uov. (Fig. 10, dorsal.) 



Fig. 11. Catcnaria tenerrima, Reuss. {a, aperture, magn. about 50 times.) 



Figs. 12, 13. Scmpocellana gracilis, Reuss. (Fig. 13, dorsal.) 



14, 15. brendolensis, sp. nov. (Fig. 15, dorsal.) 



16, 17. elliptica, Reuss. (Fig. 17, dorsal.) 



18,19. Bactridium Hagenowi, Reuss. (Fig. 18, dorsal.) 

 Fig. 20. Onychocella angidosa, Reuss ; form excavata, Reuss. 



Figs. 21,22. Scrupocellaria montecchiensis, s^d. nov. (Fig. 22, dorsal.) 

 Fig. 23. Vihracella tra'pezoidea, Reuss. 



Plate II. 



Figs. 1, 2. Memhranipora Bosselii, Aud., var. dcplancda, Reuss. 



Fig. 3. apjjendicidata, Reuss. 



4. ■ Dumerillii, Aud. 



Figs. 5, 6. Micropora artindata, sp. nov. 

 Fig. 7. polysticha, Reuss. 



8. — '■ — parcdlela, Reuss. 



9. coriacea, Esper. 



10. CrihriUna chelys, Koschinskj. The ovicell and vicarious avicu- 



larium are added from different parts of the colony. 



11. Monoporella spardpora, Reuss. From Montecchio Maggiore. 



12. Lepralia sidjchartacea, d'Arch. 



Figs. 13, 14. nod'ulifera, Reuss. From Brendola, 



Fig. 15. impressa, Reuss. 



Figs. 16-18. bisulca, Reuss. From Brendola. 



Plate III. 

 Fig. 1. LejrraUa hisidca, Reuss. From Brendola. 



Figs. 2-4. syringo'pora, Reuss. 



Fig. 5. looitinensis, sp. nov. 



6. Smittia cxarata, Reuss. 



7. coccinea, Abild., var. cdifera, Reuss. From Brendola. 



8. coccinea, Abild. 



9. porrigens, Reuss. 



Figs. 10, 11. Ehamphostomella brendolensis, sp, nov. (Fig. 10 a, magn. 



50 times.) 

 Fig. 12. Smittiachilop)ora,'Re\i?,B. 



13. Porella marsupium, var. porifera, Hincks. 



14. Torina (?) dwplicata, Reuss. 



15. biocidata, sj). nov. 



Figs. 16, 17. JPorella imbricata, Reuss. 

 Fig. 18. Lepralia (?) bericensis, sp. nov. 



19. Porina papulosa, Reuss. a, tubular curved peristome. 



Plate IV. 

 Figs. 1-3. Porina coronata, Reuss. 



Fig. 4. . Termination, showing openings for articular tubes. 



5. . Small form, like labrom, Reuss. 



6. Fedora excelsa, Koschinsky. (Fig. 6 a, inagn. twice.) 



7. Edwardsi, 3 ulliew. Operculum. 



8. Schizoporella Hoernesi, Reuss. 



Figs. 9, 10. Betepora elegans, Reuss. (Fig. 9, dorsal.) 



11, 12. SchizoporeUa ternata, Reuss. 



13, 14. Cellepoj^a profeifor)nis,^euss. 



Fig. 15. Diagrammatic section of Porina coronata, Reuss. 



Figs. 16-18. Stichojoorina simplex, Koschinsky. 



* These have been drawn at the Author's expense. 



