42 
ZOOLOGY OF THE FAR EAST. 
Anderson.' Both collections have been presented to the Indian Museum, in which 
the type specimens from my own will be preserved. 
List of the Aquatic Mollusca of Lake Biwa. 
GASTROPODA. 
Fam. Succineidae. 
Lithotis japonica* , Preston. 
Fam. Limnaeidae. 
Limnaca pervia*, v. Martens. 
Limnaea japonica'^ , Jay. 
Choanomphalus japonicus* , Preston. 
Ch. japonicus var. perstriatulus* , 
Preston. 
Planorbis (Gyraulus) biwaensis* 
Preston. 
Fam. Melaniidae. 
Melania lihertina* , Gould. 
Melania nmliigranosa* , Bttgr. 
Fam. Melaniidae {contd.) 
Melania niponica*, Smith. 
Melania biwae*, Kobelt. 
Fam. Hydrobiidae. 
Bithynia striatula japonica* , Pilsbry. 
Fam. Viviparidae. 
Vivipara japonica* , v. Martens. 
Vivipara malleata* , Reeve. 
Vivipara sclateri* , Ffld. 
Fam. Valvatidae. 
Valvata hiwaensis* , Preston. 
Valvata annandalei* , Preston. 
LAMELLIBRANCHIATA. 
Fam. Unionidae. 
Hyriopsis schlegeli* (v. Martens). 
Cristaria plicata* (Leach). 
Cristaria spatiosa* (Clessin). 
Pletholophus reiniana* (v. Martens). 
Anodonta woodiana* (Lea). 
Anodonta calipygos* , Kobelt. 
Lanceolaria bilirata* (v. Martens). 
Lanceolaria oxyrhyncha* (v. Mar- 
tens). 
Nodularia japanensis* (Lea). 
Fam. Unionidae {contd.) 
Nodularia biwae* (Kobelt). 
Nodularia reiniana* (Kobelt). 
Nodularia hirasei* , Haas. 
Nodularia parcedentata , Haas 
Pseudodon loomisi, Simpson. 
Fam. Cyrenidae. 
Corbicula sandai*, Reinhdt. 
Corbicula viola* , Pilsbry. 
Sphaerium heterodon* , Pilsbry. 
Pisidium casertanum* (Poli). 
Part L SYSTEMATIC. 
GASTROPODA. 
Family SUCCINEIDAE. 
Genus Lithotis, Blanford. 
1863. Lithotis (subgenus of Snccinea), Blanford, Ann. Mag. Nat. Hist. (3) XII. p. 186. 
1914. Lithotis, Gude, Faun. Brit. Ind., Moll. II, p. 457. 
Except for the Japanese form, the true affinities of which are doubtful, this 
genus has been recorded hitherto only from the west-central part of Peninsular India. 
See Mollendorff, Journ.As. Soc. Bengal LIV (2), pp. 59-68 (1885). 
