92 



anatomische Nachweis dafür noch aus. Auch die beiden palästinensischen Arten engad- 

 densis Bourg. und prasinata Roth könnten hier angeschlossen werden; sie führen 

 durch Helix cavata Mousson zu Helicogena im engeren Sinne hinüber. 



65. Helix (Helicogena) apeita Born. 



(Taf. 1. Fig. 1—4). Taf. 319. Fig. 8-13. Taf. 325. Fig. 15. 16. 



Testa exambilicata, oblique ovato-globosa, ventricosa, tenuis, transluceDS, irregnlariter plicato-striata 

 vel plicato-costellata, saepe malleata, interdnm lineis spiralibns singulis cincta, nnioolor latescenti-fosca vel 

 brnnnea. Spira minima, apice sat magno. Anfractus S'/j, rarins 4 rapidissime crescentes, ultimus fere 

 totam testam efformans, ventricosus, antice leniter descendena. Äpertnra param obliqna, permagna, ad ^/^ 

 altitudinis occnpans, ovato-rotnndata, distincte lanata, intus coernleo-albida; peristoma simples, rectum, ob- 

 tnsnlnm, tenuiter albolimbatnm, marginibus callo tenaissimo appresso albido junctis, aequaliter arcuatis. 

 colnmellari arcnatim ascendente, superne band dilatato, intrante. 

 Diam. maj. 20—25 (ad 32), alt. 24—30 mm. 



Helix aperta Born Index mus Caesar. Vindobon. Test. 1778 p. 399; Test. muB. 1780 p. 387 



t. 15 flg. 19. 20. — (Pomatia) Albers, Heliceen p. 103. — Issel, Crociera 



Violante, in: Ann. Mus. civico Qenova 1880 v. 16 p. 266; sep. p. 11. — 



Adami, Moll. Catanzaro, in: Ätti Soc Veneto-trentina vol. 2 fasc. 1 p, 10; 



Moll. Sassari, in: Bull Soc. mal. ital. 1876 p. 219. — (Helicogena) Pau- 



lucci, Note mal. Sardegna p. 98. — Westerland & Blanc, Faune grece 



p. 84. — Letonrneux & Bonrgnignat, Malac. Tnnisie, in: Expl. scientiflque 



Tunis 1887 p. 5 — Marteus, Moll. Oertzen, in: Archiv f. Natnrg. 1889 v. 1 



p. 204. — Paulucci, Fauna mal. Calabria p. 118. — Bonrgnignat, Hist. 



mal. Tonis p. 10. — Pechand, Excursions malacol. Nord d'Afriqne p. 34. — 



Kobelt, in: Rossmaessler, Iconographie N. Folge v. 3 p. 366 — 370. — 



Westerland, Fauna palaearkt. Binnenconcb. II p. 449. 



Helix neritoides Chemnitz, Conch. Gab. vol. 9 p. 150 t. 133 t. 1204. 1205. 



Helix naticoides Draparnand Tabl. moU. 1801 p. 18, Hist moll. 1805 p. 91 t. 5 flg. 25— 27. 



— Rossmässler, Iconogr. vol. I. 5 p. I t. 25 no. 285. — (Coenatoria) Held, 



in: Isis 1827 p. 911. 



Helix kalaritana (Prnner) Villa Conch. Sardegna 1836 p. 1; Dispos. System. 1841 p. 10. — 



Letournenx & Bourguignat, Prod. mal, Tunis, in: Expl. scient. Tunisie 



p. 5. — (aperta var.) Westerlnnd, Fauna palaearkt. Binnenconch. II p. 449. 



Helix koraegaelia Bonrguignat*) apnd Locard, Cat. gänäral Moll. France 1882 p. 51. 302. 



*) T. imperforata, tnmidoyentricoaa, tenui, solidnla, sübpellncida, nitidissima, uniformiter fusco-castanea, 

 vel olivacea, plicatnla, plicae in snpremis (apex exceptns) argntissimae, strictissimae, in nltimo irreguläres, 

 snperne circa sutaram lamellosae strictaeque, inferne ire evanidae, inter plicas non sulcata ac in ultimo 

 snperne lineolis spiralibus nnmerosis, tennissimis, saepe modo snb lente conspicuis, snbplicata; — spira 

 rotundo-obtusa, depressa; apice exiguo, nitido, laevigato; — anfractibus 3 tnmidis; cnm maxima celeritate 



X 1 



