Plate I. 



Figs. 1-2. Abaction] view of Eehinodiscus formosus Ycsh. From Hatto 



near Kelung, Formosa. 

 Fig. 3. Abactinal view of Astriclypeuu integer Yosu. From Mizuho-mura 



in Minamitsuru-gori, Prov. of Kai. 

 Fig. 4. Abactinal view of Astriclypeus integer Yosh. From Hatto near 



Kelung, Formosa. (Surface eroded). 

 Fig. 5. Abactinal view of Lintlda nipponiea Yosn. From Hidaka-mura 



in Kamimizuta-göri, Prov. of Shinano. 

 Fig. C. Abactinal view of Lintlda nipponiea Yosn. From Sakae-mura, 



Prov. of Shinano. 

 Fig. 7. Actinal view of another specimen of Linihia nipponiea Yosn. 



From Sakae-muni. 



(All figures in natural size). 



