26 ON THE ANATOMY OF SOME TASMANIAN SNAILS 



Plate ii. (continued). 



Fig. 6. Central portion of radula of ditto. Magnified. 



Fig. 7. Genital system of ditto. 



Fig. 8. Radula of Rhytida lampra. Magnified. 



Fig. 9. Genital system of ditto. 



Fig. 10. Jaw of Helicarion verreauxi. Magnified. 



Fig. 11. Central portion of radula of ditto. Magnified. 



Fig. 12. Genital system of ditto. 



Plate hi. 



Fig. 1. Animal of B. dufresni. 



Fig. 2. Animal of A. launcestonensis. 



Fig. 3. Animal of It. lampra. 



Fig. 4. Animal of H. verreauxi. 



Fig. 5. Animal of G. petterdi. 



