73 



mimdis, acnmmatU, antepcnuUitno inflaio glbhoso, pcnnlflmo inflato, 

 llihbotto, clon(i(ito{; nUimo anfractit attcnuato, subcylindrico, anticc 

 oblique subexpaiufo ; apcrtura oblonga, intus subviolacea, cohimella 

 tenui, contiirt((f plica devata. 



Shell elongated, brown, anteriorly somewhat expanded, 

 spire a little shorter than aperture, spiral whorls minute, 

 acuminated, antepenultimate inflated, gibbous, peni;ltimato 

 inflated ; last whorl attenuated subcylindrical, anteriorly 

 obliquely rather expanded, aperture oblong, rather violet 

 within, columella thin, tortuous plait elevated. Length 27 ; 

 breadth at aperture 7 mill. 



Sowerby, in Keeve's Icon. PI. xi., fig 90. 



Habitat, Lake Dulverton. 



4. P. NiTiDA. Soiverby, P. testa parva, subfiisiformi, pallide 

 fuli'a, hvviciata, obliqna ; spira breviuscula, anfrac. apicalibns acu- 

 viinatis, parvis, pcnnltlmo inflato ; ioltimo anfrac. ovato, tumidiusculOf 

 anticc rotuivdato; apcrtura ovato, columella contorta, plica incon- 

 spicna. 



P. shell small, subfusiform, pale, fulvous, smooth, oblique ; 

 si")ire rather short, sjjiral whorls acuminated, small, the 

 penultimate inflated ; last whorl ovate, rather tumid, an- 

 teriorly rounded ; aperture ovate, columella tortuous, plait 

 inconspicuous. Length from G to 9, breadth from 3 to 4a- mill. 



Eeeves' Icon. PL xii., figs 98 a. b. 



Habitat, in creeks S. E. Tasmania. 



5. P. BRUNiENSis. Soicerby. P. testa parva, oblonga, angusta, 

 pelhicida, nitenti ; spira breviuscula, anfrac. 3, distinctis, prope 

 suturani gibbosis, ultiino oblongo ; apertura angustiuscula, columella 

 tcnuissima, plica, inconspicua. 



P. shell, small, oblong, narrow, pellucid, shining ; spire 

 rather short, whorls three, distinct, gibbous near the suture, 

 the last oblong ; aperture, rather narrow, columella very thin, 

 plait inconspicuous. 



Habitat, Bruni Island. Eeeve Icon., pi xii., fig. 99. 



6. Physa v,\>fDiF,MEXENSis. Sow. P. tcsta snlida, svbquadrata, 

 fiunoso-cornea ; spira breui, anfrac. paucis, subangulatis ; ultimo 

 anfractu oblongo, prope suhiram angulato ; apertura subquadrata, 

 intus obscure purpurascenti ; labio externo antice expanso, columella 

 contorta, recurva. 



P. shell solid, rather square, smoky horn color ; spire short, 

 whorls few, subangular ; last whorl oblong, angular near 

 the suture ; aperture squarish, dull purplish within, outer lip 

 anteriorly expanded, columella tortuous, turned backward. 

 Length 17. Breadth 8. 



Habitat, northern Tasmania. I have never seen this species. 



Heeve's Icon. PI. viii. fig. 57. 



Sowerby remarks of this species that its oblong, square^ 



