BY THE REV. J. E. TENISON-AVOODS. 
1009 
Animal heliciform and like the genus Anostoma. 
Mr. Gray established this genus for species manifesting a tAvist 
in the axis, or an irregular deviation in the disposition of the 
whorls, causing an unsymmetrical spiral. He divides them into 
many groups amongst which he includes a species of Pupa. 
Streptaxis conoideus, Pfr. Mon. Hel. IV. p. 329. 
Keddah State, Malay Peninsula. 
S. PLUSSENSIS, De Morgan, Le Naturaliste, VII. 1885, No. 9, 
p. 68 •, von Moll, Jour. As. Soc. Beng. LV. 1886, p. 299. 
Mt. Chekel, River Plus, Perak, Malay Peninsula. 
S. MICHAUI (Ennea), Crosse and Fischer, Jour. Conch. 1863, 
pi. 10, fig. 4, p. 357. 
Pulo Condor, Gulf of Siam, between east side of Malay Penin- 
sula and Cambodia. 
S. BULBULUS (Ennea), Morelet, Jour. Conch. 1863, pi. 10, 
fig. 3. 
Pulo Condor. 
2. Ennea, H. and A. Adam.s, Gen. Rec. Moll. II. p. 171. 
Shell slightly rimate, sub-cylindrical ; apex obtuse, smooth, 
shining, hyaline ; Avliorls flattened, the last narroAv, sulcated ex- 
ternally in the middle, lamellate within, Avith a strong plait 
parallel to the columella ; aperture sub-circular ; parietal lamella 
extending inwards and situated close to the right margin ; peri- 
stome expanded, the right margin flexuous, thickened in the 
middle. 
Ennea perakensis, Godwin-Austen and Nevill, Proc. Zool. 
Soc. 1879, p. 735, pi. 59, fig. 2 ; von Moll. Jour. As. Soc. Beng. 
l.c. p. 300. 
Bukit Pondok, Gapis Pass, Perak. 
(X.B. — This is one of the places referred to where Bukit 
I’ondok is spelled Buket Pondong). 
