396 Descriptions of some new land shells. [No. 4, 



forms which. I have within the last few years collected in Pegu 

 and at Moulmein. 



Jerdonia (?) Phayrei, n. sp. 



Testa parva, turbinate, perforata ; apice exserto ; anfractibus 

 quinque, angulariter quadratis, convexe planatis, bicarinatis : cari- 

 na quaque plurimis setis regulariter radiatini parunique sursum 

 inclinatis armata, hac peripheriali, ilia ad suturam posita, in ul- 

 timo anfractu tantum carinis duabus solutis apparentibus ; area 

 circumumbiliacari duabus carinis filiformibus circumdata, umbili- 

 cum valde profundum coarctantibus. Epidermide vix scabriuscula, 

 fusca, ad aperturam leviter striata. Aperture, subcirculari, integra, 

 haud obliqua ; peristomate prope marginem superiorem breviter 

 expanso. Diam. major .13, diam. min. .10, alt. .12 unc. 



Habitat : " Shan States," valle superiori Salwin. 



I have named this shell in compliment to Sir A. Phayre, 

 first Chief Commissioner of British Burma, who directed the ex- 

 ploration of the upper Salwin. I include it merely provisionally in 

 Jerdonia, as the operculum is unknown, and I have only one speci- 

 men to describe from. It may prove to be a Cyathopoma. 



Alycseus bifrons, n. sp. PL XVIII, Fig. 1. 



Testa perspective umbilicata, depresse conoidea, translucente, cor- 

 nea ; apice rubello ; spira elevatiuscula, sutura impressa ; anfractibus 

 quatuor, rotundis, juxta stricturam regulariter et confertim striato- 

 costulatis, reliqua parte aliquando fere laevigatis, aliquando levissime 

 striatis. Stricture glabra, longa, fere quartam partem ult. anfractus 

 sequante, duabus costis fortissimis munita, quarum posterior paulo 

 robustior et anteriore longior est ; tubulo suturali tenuissimo, 

 adpresso, quartam peripherise a3quante ; apertura ampla, circulari, 

 sensim deflecta ; perist. duplici, albido, labio adnato angustissimo, 

 labro infra modice incurvato. Diam. maj. .20, min. .15, alt. 

 .10 unc. 



Habitat : Shan States. 



Alycseus eucullatus, n. sp. PL XVIII, Fig. 2. 



Testa umbilicata, depresse subdiscoidea, rubente cornea, transver- 

 sim striata, juxta stricturam striis fortioribus sive costulis filiformi- 



