BY THE REV. J, E. TENISON-WOODS. 10 il 



in China, and might very well range into the Malay Peninsula, 

 hitherto so little explored. Von Moll, Jour. As. Soc. Beng. LV. 

 1886, p. 303. 

 Perak. 



H. swETTENHAMi, De Morgan, Le Naturaliste, VII. 1885, 

 p. 68 ; 0. von Mollendorff, Jour. As. Soc. Beng. LV. 1886, 

 p. 304, who says the species may be a Trochomorpha or a 

 Plectotropis. He makes the same observation with regard to the 

 three following species : — 



H. THiEROTi, De Morgan, I.e. 



Gunong-Chura, north of Ipoli, Kinta Valley. 



H. HARDOUiNi, De Morgan, I.e. 



Valley of the Kinta, between Lahat and Ipoli. 



H. LAHATENSis, De Morgan, I.e. 



Same locality. 



H. ANTIQUA, Ad. and Reeve, Voy. Samarang, Moll. p. 61, 

 pi. 16, fig. 1 ; Reeve, Conch. Icon. No. 402, pi. 77 ; Chemn. 2nd 

 edit. Helix No. 949, pi. 144, figs. 14-15 ; Pfr. Mon, Hel. III. 

 p. 172. 



Unsang, Borneo. 



Sub-section 2, Perforati. 



H. EUCHROES, Pfr. Malak. Bl. 1864, p. 57; Reeve, Conch. 

 Icon. No. 1346, pi. 192 ; Pfr. Novit. Conch. I. p. 2, No. 3, pi. 1, 

 figs. 7-8; {Geotrochus), Pfr. Vers. p. 14:6 = Acavus euch7'oes 

 (Geotrochus), H. and A. Adams, Gen. II. p. 196 = Helix euchroes, 

 Pfr. Mon. Hel. IV. p. 256. 



Indian Archipelago. 



H. LENTA, Fir.= H. pileus, Pfr. Mon. Hel. I. p. 324; var. 

 Chemn. new edit. Helix I. p. 157, pi. 40, fig, 6 = H. lenta, Viv. 

 Malak, Bl. 1854, p. 57 ; {Geotrochus), Pfr. Vers. p. 145 ; Mon. 

 Hel. IV. p. 257 = Acavus lenius {Geotrochus), H. and A. Adams, 

 Gen. II. p. 196. 



Moluccas. 



