Plate VIII. 



Figs. 1, 2. Macoma inquinata Desh. 1. a. b. Eight valve. 2. Left valve of a 



different individual. Okine. p. 117. 

 Figs. 3, 4. Macoma nipponica Tok. Somewhat enlarge:!. 3. Right valve. 4. Left 



valve of a different individual. Okine. p. 117. 

 Figs. 5, 6. Dosinià troscheli Lke. 5. Loft valve. Okine. 6. Right valve. Shimo- 



Miyata. p. 119. 

 Figs. 7, 8. Cyclina chinensis Chem. 7. Left valve (much worn). 8. Right valve of 



a different individual. Otsn. p. 119. 

 Figs. 9, 10. Meretrix. chinensis Chem. 9. Left valve (fragment). 10. Two views of 



a right valve (fragment). Naganuma. p. 120. 

 Figs. 11, 12. Venus jedoensis Lke. 11. Left valve. 12. Right valve of a smaller 



individual. Yokosuka. p. 120. 

 Fig. 13. a. b. Chione isabellina Phil. Right valve. Naganuma. p. 121. 

 Fig. 14. Chione minuta Yok. Enlarged. Right valve. Naganuma. p. 122. 

 Figs. 15, 16. Circe scripta L. Enlarged. 15. Right valve. IG. Left valve of a 



larger individual. Naganuma. p. 123. 



