384 Mr. W. H. Benson on new Cingalese Land-Shells. 



cent Helices of Ceylon, and remarkable for the beautiful spiral 

 impressed sculpture on both sides. 



Helix miccyla, B. n. s. 



Testa impcrforata, globoso-conoidea, tenui, striatula, nitidula, fusco- 

 coniea, translucente ; spira truncato-coiiica, sutura impressa, apice 

 obtusissimo ; anfractibus 4 convexis, ultimo globose, antice sensim 

 descendente ; apertura lunato-rotundata, obliqua, peristomate 

 acute, margine dextre arcuate, columellari acute, verticali, cum 

 basali angulum fere rectum eftbrmaute. 



Long. 1|, diam. 1 mill. 



Habitat ad Matelle. 



Allied to H. Oj-cula, B., of North-eastern India, but smaller, 

 destitute of the peculiar sculpture of that species, and distin- 

 guished by its very obtuse apex and by the formation of the 

 columellar lip. It was found by IMr. F. Layard on the bark of 

 an orange-tree near his house at Matelle. 



Achatina serena, B. n. s. 



Testa ovato-pyramidata, solidiuscula, politissima, obsolete vix stria- 

 tula, fulvo-coruea, pellucida ; spira elongata, subturrita, apice sub- 

 ite obtusato, sutura impressa, submarginata, crenulata ; anfracti- 

 bus 6^-7 subcenvexis, superue prope suturam breviter convexis, 

 ultimo ad basin vix compresse ; apertura verticali |- longitudiuis 

 ccquante, subtriaugulari-ovata, peristomate recto obtusiusculo, 

 margine columellari valde arcuato, albido-calloso, ad basin abrupte 

 et oblique truncate. 



Long. 20-21 ; diam. 9-9^ mill. ; apert. 9 mill, longa, 5|- lata. 



Habitat ad Akurambodie, page Matelle septentrionali. 



Distinguished from the stouter and shorter variety of A. in- 

 ornata, Pfr., by its shorter and more obtuse spire, by the suban- 

 gulate form of the whorls below the suture, and by its smoothness 

 and polish. In the latter feature, also, it differs from A. para^ 

 lilis, B., which it exceeds in the comparative length of the spire. 

 As in A. inornata, there is a more slender variety, 21 mill, in 

 length by 9 in diameter. 



Achatina pancetha, B. n. s. 



Testa ovato-oblonga, tenui, obsolete striatula, nitidissima, pellucida, 

 olivaceo-cernea ; spira ad apieem obtusiuscula, lateribus cenvexi- 

 usculis, sutura vakle impressa, vix marginata, crenulata ; anfrac- 

 tibus (i\ convexiusculis, superne prope suturam breviter convexis, 

 ultimo ^ longitudiuis superaute ad basin compressiusculo ; aper- 

 tura subverticali, subtriangulari-ovata, peristomate crassiuscule, 

 obtuso, polite, albido, marginibus callo iuconspicuo junctis, colu- 



