652 PROCEEDINGS OF THE ACADEMY OF [Dec., 



C. AURANTIACA Bttg. "Interior of Nippon" (Kein); Kobe 



(Schmacker) ; Nachi, Kii, Ikari, Awaji, and Suimura, 



Awa (Hirase). 

 Var. HYPOPTYCHIA Pils. Kashima, an island near Tanabe, 



Kii (Hirase). 7 

 Var. ERBERI Bttg. (minor Mlldff. ). Nara, Nohara and Gojo, 



Yamato; Chikubushima, inLakeBiwa; Kashima, Harima; 



Tomisato, Aiga, and Kurozu, Kii (Hirase). 



Group of C. bilabrata. 

 C. PLICILABRIS A. Ad. Tanabe, Kii. (Subgeneric position 



doubtful.) 

 C. BILABRATA Smith. Kobe, type locality; southern half of 



Nippon; Shikoku, Kiushiu and Iki Islands. 

 Var. PTYCHOL^MA Bttg. " Seluchi, between Hinga and 



Bugo" (Rein). 



C. OSCARIANA Pils. Fukuregi, Higo, Kiushiu (Hirase). 

 C. SUR CJGE ssis Pils. Mikuriya, Suruga (Hirase). 



Group of C. tanegashimce. 



C. OXYCYMA Pils. Kagoshima, Satsuma, in southern Kiushiu 



(Hirase). 

 C. TANEGASHIM^E Pils. Tane-ga-shima and Yaku-shima, Osumi 



(Hirase). 



Section LUCHUPILEDUSA Pilsbry. 



C. CALLISTOCHILA Pils. Prov. Kunchan, Okinawa (Hirase). 



C. MIMA Pils. Oshima, Riukiu Islands (Hirase). 



C. NESI XTHAUMA Pils. Oshima, Riukiu Islands (Hirase). 



C. OSHIM.E Pils. Nase, Oshima (Hirase). 



C. PSEUDOSHIM.E Pils. Furuniya, Oshima (Hirase). 



Section STEREOPH^EDUSA Bttg. 



Group of C. valida. 

 C. VALIDA Pfr. Okinawa. 



Var. FASCIATA Sykes. Okinawa. 



Var. PERFASCIATA Pils Prov. Kunchau, Okinawa. 



Var. STRIATELLA Pils. Okinawa. 



'Larger than aurantiaca, with narrower, less developed lip, more whorls, 

 and several plica in the subcolumellar region. 



