382 PROCEEDINGS OF THE ACADEMY OF 



PLATE XIX, Figs. 33, 34, 35, 36. G. subignobilis Pils. Hirado. Hizen. 



Figs. 37, 38. G. bigeneris Pils. Goto, Hizen. 



Figs. 39, 40, 41, 42. G. agna Pils. Yaku-shima, Osumi. . 



Figs. 43, 44. G. tantilla Pils. Goto, Hizen. 



Figs. 45, 46, 47, 48. G. caloptyx Pils. Yaku-shima, Osumi. 



Fig. 49. (7. caloptyx Pils., an obese form from the same locality. 



PLATE XX, Fig. 50. G. aurantiaca Bttg. Ikari, Awaji. 



Fig. 51. G. aurantiaca Bttg. Nachi, Kii. 



Figs. 52, 53. G. aurantiaca Bttg. Suimura, Awa (Shikoku). 



Fig. 54. (7. aurantiaca Bttg. Clausilium of a specimen from Obi, 

 Huga. 



Fig. 55. G. aurantiaca var. erberi Bttg. Nara, Yamato. The shell 

 is opaque, the palatal armature being represented diagrammatically in 

 this figure. 



Fig. 56. G. aurantiaca var. erberi Bttg. Chikubu-shima, Omi. 



Figs. 57, 58, 59, 60. G. aurantiaca var. erberi Bttg. Kashima, Harima. 



Figs. 61, 62, 63. G. aurantiaca var. plicilabris A. Ad. Kashima, 

 near Tanabe, Kii. 



Figs. 64, 65. G. aurantiaca var. plicilabris A. Ad. Large form from 

 the same locality. 



PLATE XXI, Figs. 66, 67, 68, 69. G. una Pils. Goto, Hizen. 



Figs. 70, 71. G. dcemonorum Pils. Kikaiga-shirna, Oshima group. 



Fig. 72. G. Tiolotrema Pils. Nachi, Kii. 



Figs. 73, 74. G. pigra Pils. Kashima, Harima. 



Figs. 75, 76, 77. G. dalli Pils. Tairiuji, Awa (Shikoku). 



