N. TOUVXA<.)A. 



FOSSILS FROM THE ENVIRONS OF TOKYO. 



PLATE I. 



Fig. 1. Murex f aient us Sow. (Nat. size). 



Fig. 2. ]\Iurex longicanalis Tok. (Nat. size). 



Fig. .3. Trophon exiguus Tok. (Magnified). 



Fig. 4. Triton sauUce L. (Nat. size). 



Fig. 5. Fusus nodoso-plicatus Dkr. (Nat. size). 



Fig. G. Fusus perplexus A. Ad. (Nat. size). 



Fig. 7. Fusus simplex E. A. Smith. (Magnified). 



Fig. 8. Hcmifusus ternatamis Gmel. (Nat. size). 



Fig. 9. Siplionalin cassidarœformis Rve. (Nat. size). 



Figs. 10 a and h. Buccinum undatuvi Linn. (Nat. size). 



Fig. 11. Volutharpa perry i Jay. (Magnified). 



Fig. 12. Erato callosa Ad. and ßvE. (Magnified). 



Fig. 13. Olivella consohrina Ljve. (Magnified). 



Figs. 14 a and h. Columhella pumila Dkr. (Magnified). , 



Fig. 15. Cancellaria spengleriana Desh. (Nat. size). 



Fig. 16. Cancellaria nodulifera Sow. (Nat. size). 



Figs. 17 a and h. Terehra alveolata Hinds. (Fig. \la in natin-al size ; fig. 



Ylh magnified). 

 Figs. IS a and h. Terehra pretiosa Rve. (Fig. 18« in natural size; fig. 



18?> magnified). 

 Figs. 19 rt and }>. Terehra suhtexlilis E. A. Smith. (Fig. 19« in natural 



size ; fig. 1% magnified). 

 Figs. 20 a, a', h and h'. Terehra cfr. serotina Ad. and Rve. (Figs. 20« 



and h in natural size ; figs. 20 a' and h' magnified). 

 Fig. 21. Pleurotoma oxytropis Sow. (Nat. size). 



