CYEENIDiE. 903 



This species is more inequilateral, more tumid near the umbones, and more regularly 

 sulcated than C. muUerimia, Prime {loc cit) from China, which, however, it also 

 closely resembles. 



Type from Manwyne in Yunnan (4,000 feet) ; long. 39, lat. 33 mm. 



Yaylaymaw (all young), long. 21^, lat. 17, crass, llj mm. 



COKBICTJLA ANDEESONIANA, NeviU. 



CorUcula andersoniana , Nevill, Jourii. As. Soc, Bengal, vol. xlvi, 1877^ p. 41. 



Rather small, thin, subequilateral, transversely ovate, tumid ; medium-sized 

 specimens closely resemble ia shape C. incsquilateraUs, Prime; both sides are obtusely 

 rounded, epidermis bright green, interior violet, paler near the margin. This is 

 quite distinct from the other Burmese and Indian species ; it is, however, exceedingly 

 close to C. tmnida, from Borneo, as figured by Issel.^ 



Type from Momien in Yunnan ; long. 20|, lat. 12 mm. 



1 Dest. : Proo. Zool. Soc, 1854. 



