Plate V. 



Fig. 1. Skenea nipponica Yok. Enlarged, a. Front, b. From above, c. From below. 



Otsu. p. 75. 

 Fig. 2. Pleurotoma (Mangilia) miyatensis Yok. Enlarged, a. Front, b. Side-view. 



Shimo-Miyata. p. 42. 

 Figs. 3, 4. Natica janthostoma Desb. 3. Kosbiba. 4. Naganuma. a. Front, b. Back. 



p. 70. 

 Figs. 5, 6. Polinices ampla Phil. 5. With a large umbilical lobe. 0. With a small 

 lobe. a. Front, b. Back. Naganuma. p. 77. 

 Eulima (Leiostraca) yokoskensis Yok. Enlarged, a. Front, b. Back. Yo- 



kosuka. p. 79. 

 Eulima (Leiostraca) sagamiana Y r ok. Enlarged, a. Front, b. Back. Na- 

 ganuma. p. 80. 

 (Falsely printed 6 on tbe plate, left, a little above middle) Odostomia 

 (Odostomia) hilgendorfi Clessin. Enlarged, a. Front, b. Back. Na- 

 ganuma. p. 81. 

 Odostomia (Parthenina) takinogawensis Tok. Enlarged, a. Front, b. Back. 



Naganuma. p. 82. 

 Pyramidella (Tiberia) pseudopulcbella Yok. Enlarged, a. Front, b. Back. 



Nagaimma. p. 80. 

 Scalaria turriculoides Yok. Magnified. Kosbiba. p. 78. 



Odostonia (Odostomia) sublimpida Kok. Enlarged, a. Front, b. Back. 

 Okine. p. 82. 



Scalaria (Acrilla) densicostata Yok. Enlarged, a. Front-view. b. Back- 

 view, c. Portion of surface strongly enlarged. Kosbiba. p. 79. 



Leptothyra cf. paucicostata Dall. Enlarged, a. Front, b. From above. 

 Otsu. p. 80. 



Turbonilla (Cbemnitzia) subapproximata Yok. Enlarged, a. Front, b. 

 Back. Naganuma. . (Not fig. 18 as in text), p. 84. 



Turbonilla (Cingulina) adamsi Yok. Enlarged, a. Front, b. Back. Naga- 

 numa. p. 83. 



Turbonilla (Mormula) tokunagai Yok. Enlarged, a. Front, b. Back. Otsu. 

 (Not fig. 10 as in text), p. 83 

 Figs. 19, 20. Turbo (Marmorostoma) coreensis Reel. 19a. Front-view. 19b. Back- 

 view. 20 a, b, c. Different views of operculum. Yokosuka. p. 84. 



Leptotbyra amussitata Gould. Enlarged, a. Front, b. Back. Shimo- 

 Miyata. p. 85. 



Leptothyra purpnrescens Dkr. Enlarged, a. Front, b. Back. Shimo- 

 Miyata. p. 80. 



Calliostoma cipangoanum Yok. Enlarged, a. Front, b. Back. Yokosuka. 

 p. 93. 



Chlorostoma quantoanum Yok. Enlarged, a. Front, b. Back. c. From 

 below, d. From above. Yokosuka. p. 88. 



Cblorostoma tokunagai Yok. Enlarged, a. Front, b. Back. c. From 

 below, d. From above. Yokosuka. p. 88. 



Cantharidus japonicus Adams. Enlarged, a. Front, b. From above. Otsu. 

 p. 89. 

 Figs. 27, 28. Bembix crumpii Pils. 27. Kamakura. 28. Teramae (Kanazawa Zone) 

 p. 90. 



Margarita umbilicalis Brod. et Sow. Enlarged. Kami-Miyata. p. 91. 



Margarita cinerea Couth. Enlarged. Kami-Miyata. p. 91. 



Turcica imperialis Adams. Enlarged. Sbimo-Miyata, p. 92. 



Bembix convexiusculus Yok. a. Front-view. b. Back-view. Kamakura. 

 p. 90. 

 Fig. 33. Chlorostoma miyatense Yok. Fnlarged. a. Front-view. b. View from 

 above, c. View from below. Sbimo-Miyata. p. 87. 



