IIELIX §. 10. 55 



Helix ohlita Pfr. in Proc. Zool. Soc. 1851. Jiil. 

 Uabitat io ludia. 



162. H. Emiliana Pfr. 



T. perforala, coiioideo-IeiUicularis , solidula, superue cou- 

 ferlim costulata, liueis impressis spiralibus subiegulariter gra- 

 uulata, opaca, lutesceiUi-fusca ; spira conoidea, vertice elevato, 

 obtusiusculo; aufr. G couvexiusculi, leute accrescentes, ultimus 

 non descendeus, compresse carinatus, basi convexus, radiatim 

 striatulus, nitidulus; apertura obliqua, angulalo-Iuiiaris; perist. 

 simplex, rectum, margine columeilari ad perforaliouem reflexi- 

 usculo. — Diam. maj. I6V2, i»in. 15, alt. 8 mill. (Coli. Nr. 72.) 

 Helix Emiliana Pfr. iu Proc Zool. Soc. 1852. 

 _ _ Chemn. cd. II. Helix N. 1075. t. t68. f. 33-35. 



Habitat in insula Ceylon. 



163. H. Baconl Benson. 



T. anguste perforata, depresso-turbinata , tenuissima, pel- 

 lucida, pallide cornea, superne eleganter decussatim corrugato- 

 striata, sericea, subtus polita, radiato-striata; spira conoidea, 

 apice aculiuscula, fuscata; sutura impressa; anfr. 5 subcon- 

 vexi, lente accrescentes, superiores superne fascia rufo-fusca, 

 angusta, demum obsoleta marginati, ultimus uon desceudens, 

 carinatus, subtus convexus; apertura subverticalis, angulalo- 

 luuaris; perist. acutum, marginibus convergentibus^ columellari 

 verticali cum basali angulum rotundatum formante, superne 

 brevissime reflexo. — Diam. maj. 14, min. 13, alt. Sy^ mill. 

 (Mus. Benson.) 



Helix Baconi Bcns. in Ann. and Mag. 21 d. ser. VI. 1850. 

 p. 251. 



— — Chemn. cd. II. Helix N. 9 17. t. 141. f. M. 12. 

 Habitat rarissime iu agris Rohillanis, prope urbem Moradabad 

 Indiae septentrioualis (Bacon). 



164. H. Layardi Pfr. 



T. perforata, turbinata, teuuiuscula, ruguloso-striata, pa- 

 rum nitens, pellucida, pallide cornea; spira couoidea, apice 

 acutiuscula; anfr. 5^2 convexiusculi, ultimus carinatus, non 

 descendens, basi convexus; apertura parum obliqua, rotundato- 

 lunaris, vix angulata; perist. i"ectum , tenue, acutum, margine 

 columellari supei'ne brevissime reflexiusculo. — Diam. maj. 13, 

 uiin. fere 12, alt. 9 mill. (Mus. Cuming.) 

 Hclix Layardi Pfr. in Proc. Zool. Soc. 1851. 



— — Chemn. cd. II. Heiix N. 953. t. 145. f 3. 4. 

 Habitat in insula Ceylon (Mr. Layard). 



