L1MXJEA. 113 



maximo; apertura ovata-acuta, basi dilatata ; marginibus integris,. 

 tenuissimis, acutis ; columella contortuplicata. 



Alt. 22, diam. 12. 



flab. Malabar. 



Var. impura (Troschel}, von Martens, Conch. Mittheil. i, p. 86 y 

 pi. 15, figs. 6, 7. 



Limnceus impurus, Troschel, in AViegmann's Archiv fiir Katurges- 

 chichte iii, 1837, p. 172. 



Original description: Testa ovato-oblonga, rirnata, tenui sub- 

 tiliter striata, fusea, subolivacea ; spira inediocri, acuta, suturis 

 satis excavatis ; ultimo anfractu subventricoso, testae dimidium 

 superante, apertura ovata, plica columellari nullo vel exigua. 

 Anfr. 5. 



Alt. 15-5, breadth of last whorl 8-5, height of last whorl 6-5 ;., 

 alt. of aperture, 8'5 mm. 



Ilab. Bengal (Lamare-Picquot). 



221. Limnaea (Gulnaria) Mans (Sowerby). 



Limncsa (Gulnaria) hians (Sowerby), in lleeve, Conch. Icon.- 

 xviii, pi. 9, sp. 57 ; Clessin. in Conch.-Cab. 1886, p. 392, pi. 4o, 

 fi. 9. 



Original description: Shell thin, semipelhicid, polished, ovate- 

 oblong, subfusiform, pale horny ; spire acuminated, elevated 

 whorls three, narrow: last whorl ovate; aperture auriform, 

 columellnr fold tortuous, outer lip more or less expanded. 

 (Sowerbi/.) 



Hal.' Malabar. 



Closely related to, if not identical with L. succinea, Desh. 



222. Limnaea (Gulnaria) pinguis (Dolini). 



Limncea pinguis (Dohrn), P. Z. S. 1858 ; p. 134 ; H. & T., C. I.- 

 pl. 70, gs. 7-10. 



Original description: Tesia ini perforate vel vix rimata, ovato- 

 oblonga, pellucida, tennis, nitidissima, longitudinaliter levissime 

 striata, cornea vel albicans ; sutura simplex, albida ; spira elevat* 

 apice acuto, rubicundo ; anfr. 4-4J convexiusculi, ultimus- 

 | longitudinis subsequans 5 apertura obliqua, ovato-oblonga ; 

 peristomium rectum, simplex, margine columellari reflexo ;.. 

 marginibus callo tenui iunctis. 



Alt. 18, diam. 9 -5 mm. 



Aperture : alt. 11*75, diam. 5*5 mm. 



Uab. Ceylon (Dohrn) ; Bombay (Peile) ; Madras (Dalgliesli}>: 



223. Limnaea (Gulnaria) siamensis (Sowerby). 



Limruea (Gulnaria} siamensis (Sowerby), in 

 xviii, sp. 63 ; Clessin, in Conch.-Cab. 1886, 



Original description : Shell ovate, obese, smooth, finely red- 



Ijimncea (Gulnaria} siamensis (Sowerby), in Reeve, Conch. Icon, 

 xviii, sp. 63 ; Clessin, in Conch.-Cab. 1886, p. 330, pi. 50, fig. 9V 



