﻿ALYCL-EUS.— Plate V. 



Si^ecies 42. (Mus. Brit.) 



Al.YC«LS IJEMBEX. AJl/. U'ntit (lllid, conicd, altd, ](Pvi; 

 (iiifrnctihii^ ijiiiiiis, ultimo 2^ost aj^erturain con- 

 st n'rtn tin, I iiiilnto et constricto ; tumore dorsali 

 i-iddr iiijlato ; callo suturali conspcuo, elnngato ; 

 apeiiurce margine duplkato ; wnhilico imrvo. 



The bembex Altcsus. Shell white, conical, high, 

 smooth ; whorls five, last constricted, then in- 

 flated and constricted behind the aperture ; 

 dorsal tumour much inflated ; sntural callus 

 conspicuous, elongated ; margin of aperture 

 doubled ; umbilicus small. 



Bexsox. Ann. Nat. Hist., Ser. 3, Vol. III. 1869. 



Hnh. Uarjeeling, Himalayas. 



Species 43. (Mus. Hanley.) 



Alvceus CKENULATUS. Ahj. tcstd suhdcpressd, grlseo- 

 albd ; anfractihus quaternis, tdtimopost viarginem 

 iiperturm hreviter, profimde constricto, turn, valMe 

 inflato, rugato; margine aperturai creindato ; imi- 

 hilico maJKSculo. 



The ceenulated Alyc^us. Shell subdepressed, grey- 

 white; whorls four, last shortly, deeply, con- 

 stricted, then much inflated, wrinkled ; margin 

 of aperture crenulated ; umbilicus rather large. 



Bexson. Ann. Nat. Hist , Ser. 3, Vol. IH. 1859. 



TTiyh. Rungun Valley. 



Species 44. (Mus. Brit.) 

 Alyc^us Theobaldi. Alg. testa conicd, suhdepressd, 

 distanter liratd, griseo-albidd; ultimo anfractu 



crassitlsculo, post aperturam hreviter angusfo, callo 

 crasso annulato ; tumore dorsali moderate inflato, 

 rugato; callo suturali elongate, angusto; wnhilico 

 latiiisculo; margine aperturre polygono. 



Theobald's Alyc;eus. Shell conical, subdepressed, 

 distantly ridged, grey- white ; last whorl rather 

 thick, shortly narrow behind the aperture, ringed 

 with a thick callus; sutural callus long, narrow; 

 umbilicus rather broad ; margin of aperture po- 

 lygonal. 



Blanfohii. Journ Asi. Soc. Bengal. 1S&2. 



Hoi. Khasi Hills. 



Species 4-5. (Mus. Brit.) 



Altc.^us EXrATEiATUS. Ah/, testd depressissimd, fulvd, 

 tenuiter sulcata ; anfractihus apicalihus ruhris, 

 ultimo longe extenso, post aperturoe viarginem 

 callo approximato et altero alio mediano extanti 

 cincto ; tumore dorsali albomarginato, valde in- 

 flato; callo suturali hreviuscidn, c msji'mn ,• nia- 

 bilico lato; aperturce margim: Irimilir •lnjilintto. 



The expatriated Alyc^ius. Shell very depressed, 

 fulvous, finely grooved ; apical whorls red, last 

 considei'ably extended, girt behind the margin 

 of the aperture with an approximate callus and 

 another white medial, outstanding ; dorsal tu- 

 mour white-edged, strongly inflated; sutural 

 callus rather short, conspicuous, umbilicus broad ; 

 margin of apertm-e thinly doubled. 



Blaxford. Journ. Asi. Soc. Bengal. 18G0, Vol. XXIX. 

 p. 123. 



Hah. Nilgherries. 



