1891.] THK SHELLS OF PKRAK. 333 



13. EuPLECT.*. PATANiENSis, de Morgan. 



Macrochlamys pataniensis, de Morgan, Ball. p. 28, t. i. fig. .5. 



Rhaman, Patani {de Morgan). 



Certainly of the same group as the last species, and, so far as can 

 be judged from the figure, not very different from E. anceps, Gld., 

 Teuasserim. 



1-1. SiTALA CARINIFERA, Stoliczka. 



Sitala carinifera, Stoliczka, J. As. Soc. Beng. xlii. 1873, p. 16, 

 t. i. fig. 8; Godw.-Aust. Land & Freshw. Moll. Ind. ii. 1882, 

 p. 3.5 ; V. Molldff. 1. c. p. 302 ; Tryon, Man. Pulm. ii. p. .54, t. xxv. 

 fig. 16. 



Bukit Pondong {Hungerford)\ Penang (Stoliczka). 



15. Kaliella perakensis (G. Nerill). 



Kaliella perakensis, Godwin-Austen, 1. c. i. 1882, p. 8, t. ii. 

 fig. 7 ; Trvon, Man. Pulm. ii. p. 61, t. xxvi. fig. 59. 

 Perak {Towiisend) ; Bukit Pondong (Hunyerford). 



16. Microcystina townsendiana, G. Nev. & Godw.-Aust. 

 Microcystina toiOnsendiana, G. Nevill & Godw.-Aust. P. Z. S. 



1879, p. 736, t. lix. fig. 1 ; v. Molldff. 1. c. p. 302. 



Nanina {Microcystis) tovOnsendiana, Tryon, Man. Pulm. ii. p. 120, 

 t. 40. figs. 49-51. 



Bukit Pondong (Townsend, Hungerford). 



17. Lamprocystis malayana, v. Molldff. (Plate XXX. figs. 4- 

 Ab.) 



T. semiobtecte perforata, depressa, tenuis, subpellucida, corneo- 

 lutescens, nitens ; spira humilis, depresse conica, npice obtuso. 

 Anfr. 5, levissime convexiusculi, sutura appressa submarginatn 

 disjuncti, lente accrescentes, tenuissime striatuli, nltiniiis busi 

 convexus. Apertura parum obliqua, rotundato-elliptica valde 

 excisa ; peristoma simplex, ncutum, margine columellari super ne 

 breviter rejlexo, subcalloso. 



Diam. max. 3*66, alt. 2 mm. 



Hab. ad Bukit Pondong leg, cl. R. Hungerford. 



Allied to L. molecula, Bens., from Burmah, but smaller and much 

 flatter. 



18. Lamprocystis conulina, v. Molldff. (Plate XXX. figs. .5- 

 bb.) 



T. anguste perforata, depresse globoso-conico, tenuis, pellucida, 

 nitens, corneo-jlavescens ; spira cunoidea, lateribus subcunvexis. 

 Anfr. 4g, sat convexi, sutura impressu discreti, microscopice 

 striatuli, ultimus basi inflatus. Apertura sat obliqua, exciso- 

 subcircularis ; peristoma simplex, aciitum, margine columellari 

 brevissime refiexo. 



Diam. max. 1'66, alt. 1'25 mm, 



Hab. ad Bukit Pondong leg. cl. R. Hungerford. 

 Proc. Zool. Soc— 1891, No. XXIII. 23 



