290 ME. E. A. SMITH ON THE 



spire acute ; whorls 4, convex, sloping, two spiral ones small, finely 

 striate lengthwise ; aperture elongate, pyriform ; labruin very thin, 

 produced anteriorly ; lip inconspicuous ; plait a little thickeaed." 



Sah. Upper Yarra, Victoria. 



"A sheJl with no very determinate characters, of small size, and 

 thin." 



88. PnrsA. Keeshawi, Tenison- Woods. 



Physa Kershawi, Tenison-Woods, Trans. Roy. Soc. Victoria, 18/8, 

 vol. xiv. p. 64. 



Shell small, narrowly ovate, clothed with a sordid rugose 

 periostraca, slightly diaphanous, dusky in colour ; whorls 3^ to 4, 

 conspicuously angulate, and ilattened above, at the angle (and oa 

 the last whorl distinctly) keeled ; keels rounded, raised ; at the 

 suture narrowly canaliculate ; aperture oval, produced anteriorly ; 

 labrum thin, sinuous at the keels ; inner lip reflexed, subum- 

 bilicate. 



Long. 8 mill., lat. 4|. 



Sai. Upper Yarra, Victoria. 



" There is a faint resemblance between this shell and the New- 

 Zealand P. talulata of Grould." 



89. Physa ceebeeciliata, Woods. 



Physa crebreciUata, Tenison-Woods, Trans. Roy. Soc. Victoria, 1878, 

 vol. xiv. p. 63. 



" Shell umbilicate, thin, inflated, broadly ovate, horny, dusky, 

 or whitish, and diaphanous, completely covered with a ciliated 

 periostraca ; whorls 3^, the two apical ones small, the penulti- 

 mate very oblique, thickly striate lengthwise, and furnished with 

 close spiral ciliated lines ; sutures crowned by the periostraca ; 

 aperture broadly ovate, slightly thickened or bilabiate ; lips con- 

 spicuously reflexed." 



Long. 7 mill., lat. 15. 



SflJ. Caulfield, Melbourne. 



" The cilia in this shell are in regular equidistant spiral lines, 

 and at the sutures the periostraca seems to mass itself in small 

 rough folds, so as to make a spinous ridge." 



90. Phtsa BEEYicuLMEiir, n. sp. (Plate VI. fig. 26.) 

 Shell narrowly ovate, semitransparent, sometimes more opaque, 

 light brownish horn-colour, with two or three periodical opaque 

 creamy stripes on the last whorl. Apex minute, dark brown. 



