﻿A L Y C ^ U S. 



Spfcies 10. 

 .■.KUS Ani.amani.K. Ahi. Irshi s,ih,Jri„y^sa, lata 

 cnitcenfrici' <li<f'iiilrf Ii'i-'iJa, iiili'i- linis .iplraliter 

 striata, anfi-drHlms //•/«;>, nltinin ad dorsum 

 miideratc hijhitc, y/./.-/ tiiui-ijiin-iii (ipfrtune inode- 

 ,:,t:- nmfmrfo, iinihiliro hitl^suun : apertura ad 

 (uifnicttdii siiheiiiin-'iiiiiitd, mafi/iiie alio, tenm'fi-r 

 ,J^,.i;cato. 



Anhwiw Alyc-KI's. Shell subdepressed, broad, 

 concfiiti-iciilly distantly ridged, spirally striated 

 between the ridges ; whorls three, last very 

 broad, moderately inflated at the back, mode- 

 rately contracted behind the margin of the 

 fipcrture; nnibilicus ver}- broad, apertnre rather 

 (•liiiirn-inati'd at tlie last whorl; margin white, 

 thinly duplicate. 



SOX. Ann. Nat. Hist. 1861, Scr. 3, Vol. VII. 

 . Port Blair, Andaman Islands. 



Species 11. (Mus. Brit.) 



Ai.Yr.Krs ^•oI,^,;nK^s. At,,, tr^t,; co„,W,. fa.<=cn, 1„ 



i/ati'i , 



idUmn ad mediur. 



dorsl hrrriln- iujlatn. tin,, t„;ril,',- ,:n,f ,;,rt„, et 

 manivii,' ath.<. t„l., ,'.,'J.r,.,U.. d,-;„.l,- „„lr ,,j.r,-h„;r 

 vtaj-,/,',,,',., l,i-r,-;i.',- „„,,!, sf,. : ,;,ll.,g„/,i,:,ti ,-t,jral„, 

 l,„„in,s,:,ln: u,„l,;t;.'., p,„;;,, ,„ar,ji„e ape,-!,,,;, 

 all..,, ,,.,l,j,i..„,.. 



TiiF. Pui.vii.iXAi, Ai,V(;,tr.s. Shell conical, brown, 

 smooth ; whorls Tour, last shortly inflated at the 

 mi<ldle of the back, then briefly contracted, 

 sutural callus raised, rather long; umbilicus 

 small, margin of the aperture white, polygonal. 



Blanfokd. Journ. Asi. Soc. Beng. 1862. 



Bah. P 



Species 12. (Mus. Hauley.) 



Alyi .Ki'S ci rin.LAius. At,j. testa deprrssi'i, nlhidi'i, 



o„,,;„l, ■;.■:■ ,r.i„l.,,-it,r suh-.it,! : a„f,-a.i!l,„s ti-i,i!s, 

 i.Ili,,,.. lai;.^.-:;.,..., a. I d..i:<ui,i I., ■.',:,'/.■,■ t,i,iii.l.., s.'i»/- 



,j;„e a^,:,-tii,-a: cj:tc,;ia late i'.cpa„sa, a.lljo h.t>;-,a,. 



Ivnge producto, plicato fit laqueato ; umhillco lalis- 

 siiiio. callo sutiirali concinno, hrevii'isctdo. 



The uooded Altcjcus. Shell depressed, white, con- 

 centrically regularly grooved ; whorls three, 

 last very broad, shortly tumid at the back, half- 

 truucated, very shortly contracted in front of 

 the tumor ; external margin of the aperture 

 broadly expanded, white, internal lengthily 

 plaited and fluted ; umbilicus very bro id ; sutu- 

 ral callus neat, rather short. 



Theobald. Journ. Asi. Soc. Vol. III. p. 51. 



Eat,. Shan States. 



iHI'di, 



Species lo. (iMus. Brit.) 

 -.■EUS UKNLFLA. All/, tesli! all,,!., ,dti!, hi;-i 

 f,-actn.,i< .jiiaUriiis j. , ■.,,„,■„.'„/ il,,..^. .<„p. 

 Sltt,a,i./i'l. ill's, iilliiii., ,il/,,. /...^I ap.rhira,,, l,,-rril..r 

 august, '.^si irto : t,iiii,iri d..rsati i.iiujiiii, in i,,,,,;/,, ,.',,, 

 contractum conciitnn,,, di-siii.jiiti : callo siitii,uiti 

 distinoto, hrannscnlo : i,,„l,itii:, purvo, mii,;/i,i.. 

 aperttiroe aiigtoHii, riitiinda. 



Urn Altcjcus. Shell white, high, smooth ; 

 whorls four, prominent, rather angular above 

 the middle, last high, shortly very narrow behind 

 the aperture ; dorsal tumor large, ending in a 

 contracted neat margin ; sutural callus distinct, 

 rather short, umbilicus small, margin of the 

 aperture narrow, round. 

 <0N'. Ann. Nat. Hist. Ser. 2, Vol. II. 

 . Darjeeling, Himalaya. 



Species 14. (Fig. a, l, Mus. Brit.) 



Alvc.eus pi.ECTOCnEiLus. Ah/, testa niiitutil, alh. 



suhraiiii,,- 



ime striata ; 



.:til,„^ 



trnii.s iiiii/iistis. III! imo ad dorsum hrri-it.'r tnninl'i, 

 tiini ciia,;:tato, driiide callo flexuosn i-iiido ; ,,,.ir- 

 (jiiie apertunv producto, qidnqiieplicato ; all , 

 suturali suhelonrjato ; umhilico mediacri. 

 The Plaited Alyc^eus. Shell minute, white, rather 

 compressed, very finely striated ; whorls four, 

 narrow, last with short tumulus at the back, 

 then narrowed, afterwards girt with a flexuous 



