88 HELIX 8. 47. 
283. H. Weinkauffiana Crosse. 
«T. anguste perforata, depresso-turbinata, solidula, costu- 
lis longitudinalibus arcuatis, tenuibus confertim impressa et 
lineis spiralibus obsolete decussatula, parum nitens, fulvida; 
spira subdepressa, obtusula; anfractus 6 vix convexiusculi, 
regulariter accrescentes, embryonales 2 laeves, ultimus acute 
carinatus, vix descendens, subtus parum convexus, medio 
laevigatus, nitidus, albidus; apertura obliqua fere horizontalis, 
oblique lunaris, intus margaritacea; peristomium aequaliter in- 
crassatum, margine columellari perforationem paululum obte- 
gente, externo reflexiusculo. — Diam. maj. 29!/,, min. 26, alt. 
13! mill.» (Cr. — Coll. Nr. 119.) 
Helioc Weinkauffiana Crosse in Journ. Conch. XI, 1863. p. 350; 
ATI, CDS 0.012. Td. 
Habitat in Cochinchina (Michau). 
* 
284. (206.) oblita Pfr. — Nanina oblita (Orobia) A?. 58. — India. 
IIT. 54. 
285. (207) euin Pfr. — Ceylon. (IV. 34.) 
286. (2073. Miassoni Behn. — P/r. Mon. IV. p. 344, — Ins. Nicobar. 
281. (208[) Layardi Pfr. —  Nanina Layardi (Orobia) A?. 59. — 
Ceylon. (II. 55.) 
288. (209[ subrugata Pfr. (Coll. Nr. 120.) Nanina subrugata (Tha- 
. lassia) A?. 59. — New-South-Wales. (II. 56.) 
289. (210. acalles Pfr. — Mont. Nilgherries. (IV. 34.) 
290. (211. Ibuensis Pfr. — Ibu Africae. (I. 51) 
291. (212 convexiuscula Pfr. — Ceylon. (IV. 35.) 
292. H. mamillaris Blanford. |. 
«T. minute perforata, perdepresse trochiformis, suborbi- 
cularis, tenuis, cornea, superne confertim, subtiliter et arcua- 
üm costulata (costulis peripheriam transgredientibus), subtus 
laevigata, nitida, radiatim striata; spira depresse conoidea, late- 
ribus convexis, apice subacuminato et papillari; sutura parum 
impressa; anfr. 7!/, convexi, arcte voluti, lente accrescentes, 
ulümus acute carinatus, subtus plano-convexus, notatus (in 
speciminibus fere adultis et interdum in adultis) maculis 2 — 3 
formae variabilis, opacis (callis internis respondentibus), ple- 
rumque in linea obliqua aperturae opposita positis; apertura 
obliqua, subrhomboideo-lunata, triplo latior quam alta; colu- 
mella munita (in junioribus) lamina spirali magis minusve 
rudimentaria, in adultis obsoleta; perist. tenue, basi leviter an- 
trorsum curvatum, marginibus distantibus, columellari perobli- 
quo. — Diam. maj. 14, min. 10, axis 6!/; mill.» (Bl. angl.) 
Nanina (Sesara) mamillaris W. Blanf. Contrib. to Ind. Malac. 
V. 4868. p. 5. 
Habitat Akoutong in Pegu. 
