652 PROCEEDINGS OF THE ACADEMY OF [Dec., 



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



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



Awa ( % Hi rase). 

 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. SURUGE^SIS Pils. Mikuriya, Suruga (Hirase). 



Group of C. tanegashimce. 



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



(Hirase). 



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

 (Hirase). 



Section LUCHUPH^DUSA Pilsbry. 



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



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



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



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



C. PSEUDOSHIMJE Pils. Furuniya, Oshima (Hirase). 



Section STEREOPH^DUSA Bttg. 



Group of C. valida. 

 C. VALIDA Pfr. Okinawa. 



Var. FASCIATA Sykes. Okinawa. 



Var. PERFASCIATA Pils Prov. Kunchau, Okinawa. 



Var. STRIATELLA Pils. Okinawa. 



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

 and several plica in the subcolumellar region. 



