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1889. } LAND-SHELLS FROM BORNEO. 337 
plain, the banding obsolete, and one is ornamented with a single 
dark narrow band on the periphery. 
Another box from Sarawak contains 13 specimens; 2 are large, of 
the violet-tinted variety, the rest are small in size; 8 have a greenish 
tint and finely banded olivaceous, 2 are quite white with violet apex, 
1 has a single very broad dark band. 
From the Busan Hills 7 are similar to those from Sarawak, last 
mentioned, greenish tinted. 
Four came from Usukan; 2 are like var. B from Tiga Island, but 
smaller ; 2 are exactly like var. C of Issel (pl. vi. fig. 10). 
From Low Island, Mantanani group, the form differs most, having 
no raised spiral ribbing, rather large in size, delicate, thin, pale, 
transparent shells ; var. E of Issel. 
9a. LepropoMa wWALuAcet, Pfr. 
Compared with the example in the British Museum. 
This banded species occurs in Dr. Hungerford’s collection. It is 
only a variety of L. sericatum, with a broad band above the periphery ; 
other shells may be picked out with the band below it. 
10. Lepropoma unpatum, Metcalfe. 
Cyclostoma undatum, Metcalfe, P. Z.S. 1851, pov. 
Leptopoma undatum, Reeve, Conch. Icon. pl. iv. fig. 21 (1862). 
Hab. Sarawak (Everett), 
Leptopoma bourguignati, Issel. 
Leptopoma bourguignati, Issel, Moll. Born. Ann. Mus. Civ. 
Genova, p. 428, pl. vi. figs. 7, 8 (1874). 
Hab. Sarawak, 2 examples (Doria and Beccari). 
Leptopoma subconicum, Pfr. 
Leptopoma subconicum, Bock, P. Z. S. 188], p. 634. 
Hab. Mindai (Carl Bock). 
Leptopoma massena, Less. 
Leptopoma mussena, Bock, P. Z. S. 1881, p. 634. 
Hab. Mindai (Carl Bock). - 
‘Sy, Leptopoma duplicatum, Pfr. 
tte. 
Leptopoma duplicatum, Bock, P. Z. 8. 1881, p- 634. 
Hab. Borneo (Carl Bock). 
Leptopoma whiteheadi, E. A. Smith. 
Leptopoma whiteheadi, EB. A. Smith, Ann. & Mag. Nat. Hist. 
ser. 5, vol. xx. p. 133 (1887). 
Hab. Northern Borneo (Whitehead). 
