PLATE XXIV 



Fig. I. Teeth of radula of P/ios nodicostatus A. Ads. 



Fig. 2. Teeth of radula of Engina histrio Rve. 



Fig. 3. Teeth of radula of Engina mendicaria Lin. 



Fig. 4. Teeth of radula of Nassaria suturalis A. Ads. 



Fig. 5. Teeth of radula of Trophon obtuseliratus n. sp. 



Fig. 6. Teeth of radula of Murex nigrispinosus Rve. 



Fig. 7. Teeth of radula of Murex tenuispina Lam. 



Fig. 8. Teeth of radula of Murex ternispina Lam. 



Fig. 9. Teeth of radula of Murex aduncospinosus (Beek) Rve., var. concinna Rve. 



Fig. 10. Teeth of radula of Murex martinianus Rve. 



Fig. 11. Teeth of radula of Murex axicornis Lam. 



