64 SYKES : DESCRIPTIONS OF NEW LAND SHELLS. 



jaw composed of numerous laminae, and the cliaracters of the teeth of the 

 radula clearly prove that it must he included in the iamily PJienacoheliciJae. 



Hanfurlya stands in the same relation to Flammulina, as Schizoglossa 

 does to Paryphanta. 



Tt/jie in my collection. 

 New Zealand, Auckland, -May, 1903. 



EXPLANATION OF I'LATE IV. 



Figs. 1, 2. lianfurlijn constanctae. Animal, magnilicd 10 times. 



Fig. 3. „ ,, Shell 



Fig. 4. „ „ Jaw. greatly magnified. 



Fig* 5. „ „ Teeth of radula, magnified 720 times. 



DESCRIPTIONS OF NEW LAND SHELLS FROM THE 

 AUSTROMALAYAN REGION. 



By E. R. SYKES, B.A., F.L.S. 



Illustrations of the species herein described will be given later. All the 

 " types," except that of Helicina varians, which is in my collection, arc in 

 the British Museum. 



Xesta sulcatula, n.sp. 



Shell depressed-conoid, thin, narrowly perforate ; sculpture microscopic 

 spiral lines above and below, crossing the faint lines of growth. Colour 

 yellowish-green, slightly paler above, with a chestnut line above the suture. 

 Whorls .5, plano-convex, regularly increasing. Mouth lunate ; lip thin 

 except for a slight reflexion at its columellar junction, a very thin callus 

 jt)ining the margins. 



Alt. 14 ; diam. max. 22.5 millim. 



Hah.— Ohl 



Planispira (Cristigibba) albopieta, n.sp. 



Shell openly umbilicated, planorbiform, with the spire a little sunken 

 in the middle, thin, translucent, light brown above, and generally paler 

 below, with a dark zone at the periphery, a white zone just below, and 

 several other white zones (generally interrupted) both above and below ; 

 the colour pattern does not pass the constriction behind the lip. Whorls 

 •i|, regularly increasing, with a well-marked suture, the last whorl descend- 

 ing, with a well-marked " crest " and corresponding depression behind 

 the lip. Mouth ovate, somewhat oblique, Avith the lip Avhite, expanded 

 and re flexed. 



Alt. 8.5 ; diam. max. 19 millim. 



