1889. ] LAND-SHELLS FROM BORNEO. 339 
brown ; spire conic ; apex rather sharp; suture impressed ; whorls 5, 
hyn: 
[yn . 
v4 
fem. 
Th 
eon 
fan: 
1865, p. 52; Preuss. Exped. Ost-Asien, Die Landschnecken, p. 104) 
pl. ii. tig. 18 (1867). 
sides convex ; aperture circular, milling white within ; peristome in- 
distinctly double, the outer lip slightly expanded, with a very small 
notch at the sutural margin; columellar margin rounded. 
Size: maj. diam. 3°20; alt. axis 4:0 millim. 
Operculum flat, thin, horny, transparent, multispiral. 
Hab. Busan Hills (4. Everett). 
CrasPeporropis, Blanf. 
14. CrRAasPEDOTROPIS BARBATUS, Pfr. 
Cyclostoma (Leptopoma) barbatum, Pfr. P. Z.S. 1855, p. 104. 
Leptopoma barbatum, Reeve, Conch. Icon, pl. vii. fig. 42 (i862). 
Hab. Niah Hills, Sarawak (4. Everett). 
This is very close to C. metcalfi, Issel. 
Craspedotropis bellulus, v. Martens. 
Cyclophorus bellulus, v. Martens, Monatsber. d. Berlin. Akad. 
> 
Hab. Near Bengkajang, Pandon Mountain. 
Craspedotropis metcalfi, Issel. 
Cyclophorus metealfei, Issel, Moll. Born. Ann. Mus. Civ. Genova, 
vi. p. 432, pl. vi. figs. 4-6 (1874). 
Craspedotropis confluens, Pfr. 
Cyclophorus confluens, Pfr. P. Z. 8. 1860, p. 140; Reeve, Conch. 
Icon. pl. xv. fig. 69 (1861). 
PreRocyctos, Benson. 
15. PrerRocycLos Low1anus, Pfr. 
Pterocyclos lowianus, Pfr. P. Z. 8. 1863, p. 526. 
In Dr. Hungerford’s collection. Very similar to P¢. tenwilabiatus. 
This species has never been figured. 
16. PrkrocycLos TENUILABIATUS. (Plate XXXV. figs. 4, 4a.) 
Cyclostoma tenuilabiatum, Metcalfe, P. Z. 8. 1851, picZl. 
Pterocyclos tenuilabiatus, Reeve, Conch. Icon. pl. i. fig. 5 (1863). 
Pterocyclos anomalus, Reeve, Conch. Icon. pl. v. fig. 27 (1863). 
The type is in the British Museum. 
17. PrEROCYCLOS SUMATRANUS, vy. Martens. 
Pterocyclos sumatranus, v. Martens, Monatsber. Berlin. Akad. 
1864, p. 115; Preuss. Exp. Ost-Asien, Die Landschnecken, p. 115, 
pl. i. fig. 5 (1867). 
Pterocyclos endedaleus, Crosse, Journ. de Conch. 1869, p. 187, 
et 1871, p..67,.pl. 1. fig. 2. 
18. PrrrocycLos LABUANENSIS, Pfr. 
Pierocyclos labuanensis, Pfr. P. Z. 8. 1863, p. 525. 
This species does not appear to have ever been figured. 
