HELIX $. 409. 341 
approximatis, callo junctis. — Diam. maj. 18, min. 15!/,, axis 
8 mill.» (Bl. angl.) 
Helio Phawyrei Theob. in Journ. As. Soc. 1859. XXVIII. p. 306. 
— —  . Blanf. Contrib. to Ind. Malac. V. 1865. p. 236. 
(Descriptio emend.) 
Habitat Ava. 
2260. H. Pilidion Benson. 4|. 
«Testa anguste umbilicata, subgloboso - conoidea, tenuis- 
sima, laevigata, leviter striatula, striis remotiusculis elevatiori- 
bus corneo fuscis, alteris confertissimis spiralibus decussan- 
tibus, translucente, albida, fascia unica peripherica rufa ornata; 
spira conoidea, apice obtusiusculo, sutura leviter impressa; 
anfractibus 4!/j,, sensim acerescentibus, convexiusculis, ultimo 
antice vix descendente, subtus convexo; apertura obliqua, qua- 
drato-lunata, peristomate acuto, tenui, undique expansiusculo, 
marginibus remotis, subconniventibus, callo tenui junctis, colu- 
mellari latiore, triangulato-expanso. — Diam. maj. 16, min. 13, 
axis 9 mill.» (B.) 
Helio: Pilidion Bens. in Ann. and Mag. n. h. 3d. ser. VI. (Sept. 
1860.) p. 194. 
Habitat in regione Peguensi. 
2261. H. hemiopta Benson. | 
«H. testa anguste umbilicata, depresso-conoidea, viX stria- 
tula, laeviuscula, minutissime granulata, opaca, albida; anfractu 
ultimo superne castaneo, versus peripheriam suturatiore; spira 
convexo-conoidea, apice obtuso, sutura vix impressa; anfrac- 
tibus 4!/5, convexiusculis, sensim accrescentibus, ultimo superne 
prope peripheriam obtuse angulatam concaviusculo, subtus con- 
vexiusculo; apertura obliqua, subquadrato -lunata, intus con- 
colore, peristomate expansiusculo, superne antice arcuato, sub- 
tus breviter reflexo, marginibus remotis, columellari superne 
valde dilatato, umbilicum subtegente. — Diam. maj. 16, min. 
13!/5, axis 10 mill.» (B.) 
Helic hemiopta Bens. in Ann. and Mag. n. h. 3d. ser. XI. (May 
1863.) p. 318. 
Habitat ad Portum Blair Andamanicum. 
2262. Hi. rufocincta Newcomb. 4 
«H. testa depresso-globosa, cornea, rufo -unifasciata, um- 
bilicata, sub lente decussato-striata; anfr. 6, ultimus non de- 
Scendens; apertura subrotunda, labio reflexo, albo; sutura im- 
