^4 GUDK : LIST OF HELlCOID LAND SHELLS. 



V. bisbicincta, Mts. Valley. 



V. ambicincta, Mts. Sub-genus Campylocathaica, 



V. incincta, Mts. Andr. 



V. bilaticinincta, Mts. rufispira, Mts. Kuldja. 

 duplocincta, Mts. Kuldja ; v. albidorsalis, Mouss. 



Pilutschi ; Kasch ; Ibi and Kuldja. 



Kunges Valley. prezewalskii v. alaschanica, 

 Sub-genus Xerocathaica, Andr. Mdff. Alashan district, 



cavimargo, Mts Kuldja; Kunges obrutschewi, Stur. Alashan. 



E. COREA. 

 Our knowledge of the Helicoids of this region is very scanty. A few 

 species were described by Pfeiffer and Reinhardt ; one was collected 

 by the naturalists of the Samarang, and described by Adams and Reeve; 

 while Dr. von Mbllendorff more recently has described a few shells 

 collected by Dr. Gottsche. The paucity of the Molluscan fauna has 

 already been remarked upon by Dr. von Martens (i8S6). Its affinities 

 are with north China and Japan. 



Eamily Zonitidae. Section Eulota, s.s. 



Sub-family Zonitinae. coreanica, Ad. and Rve. 



Genus Euconulus, Reinh. sieboldiana, Tfr. 



coreanus, Mdff. Seoul. Section Euhadra, Pils. 



Eamily Fndodontidae purpurascens, Pfr. 



Crroup Haplogona, Pils. luhuana, Sow. Corea ; I )agelet 



Genus Pyramidula, Fitz. Island. 



Section Pyramidula. hermannseni, Pfr. Imgin. 



amblygona, Reinh. = koreiina, Pfr. 



V. conoidea, Mdff. = connivens, Reeve var. 



Section Gonyodiscus, Eitz. Genus Plectotropis, Mts. 



elatior, A. Ad. Corea, Dagelet mackensii, Ad. and Rve. 



Island. Cone Island, 



costulata. Mdff. cilio.sa, Pfr. Port Hamilton. 



Eamily Helieidae. Genus Agista, Alb. 



Group Epiphallogona, Pils. gottschei, Mdff. Seoul. 



Genus Ganesklla, Blf. Belogona Siphonadenia, Pils. 



gradata, Mdff. Hatong ; Thosan. Genus Vallonia, Risso. 

 Group Belogona, v. Iher. tenera, Reinh. 



Belogona Euadenia, Pils. =pulchellula, Hde. 



Genus Eulota, Hartm. 



E. CHUSAN. 



Our knowledge of the Helicoids of this group of islands is extremely 

 meagre. A few shells were collected b)' Dr. ("antor 1840-42, and 



