80 



AURICULID.E. 



Plecotrema striata /3, Pfr. Mon. Auric, p. 105. 



Lirator multisulcatus, Beck, Ind. p. 108 ? 



Hab. Sandwich Islands ; the variety, Isle of Opara. 



10. Plecotrema punctigera. 



Shell sublimate, ovate, solid, sculptured with impressed 

 points, which are arranged in spiral series, slightly shining, 

 fulvous-yellow, marked with reddish-brown bands; spire co- 

 noidal, with the outlines curvilinear, and the apex rather blunt ; 

 whorls six to seven, rather flat, indistinct, the last longer than 

 the spire, shortly deflected anteriorly, very indistinctly com- 

 pressed at base ; aperture nearly perpendicular, oblong ; parietal 

 plaits two, the upper nodiform, the other bifid ; columellar plait 

 compressed, oblique; peristome straight, acute; right margin 

 callous within, bearing two distant teeth; columellar margin 

 slightly dilated, affixed. Length 6£, breadth 4 mill. 



Plecotrema punctigera, H. and A. Adams in Proc. Z. S. 1853, 

 p. 120 ; Gen. rec. Moll. ii. p. 241. 



Pfr. Si/n. Auric, n. 104 ; Mon. Auric, p. 105. 

 Hab. Borneo (Tat/lor). 



11. Plecotrema monilieera. 



_ Shell sublimate, ovate-conic, solid, surrounded with spiral 

 ridges, which are nearly equidistant and slightly granular, some- 

 what shining, dirty fulvous ; spire conic, rather pointed ; whorls 

 seven, flat, the last shortly deflexed anteriorly, a little longer 

 than the spire, attenuated at base, contracted anteriorly ; aper- 

 ture scarcely oblique, extremely narrow; parietal plaits two, 

 compressed, almost parallel to each other, the lower one bifid ; 

 columellar plait middle-sized, somewhat ascending; peristome 

 simple, with the margins united by a thin deposit ; right margin 

 bearing within two approximate teeth ; columellar margin cal- 

 lous, affixed. Length 5, breadth 3 mill. 



Plecotrema monilifera, H. and A. Adams in Proc. Z. S. 1853, 



p. 120 ; Gen. rec. Moll. ii. p. 241. 



Pfr. Syn, Auric, n. 105 ; Mon. Auric, p. 105. 

 Hab. ? 



12. Plecotrema punctato-striata. 



Shell subperforate, ovate-conic, solid, sculptured with punc- 

 tured spiral stripe, slightly shining, brownish ; spire conic, rather 

 pointed; whorls six, flat, with two spiral furrows near the 

 suture, last whorl forming about three-fifths of the total length, 



