24-2 HELIX §. 52. 



i). MoDstrosa , scalaris v;l anfractibiis ornnino solutis: 



Born Mus. t 13. f. 10. W. 



Chemn. XI. t. 2H. f. 2002. 93. 



Fer. hist. t. 19. f. 3 — 9. 

 f. Sinistrorsa, plerumque niinor: 



Fer. hist. t. 19. f. 1. 2. 

 Habitat in tota Europa meridionali, nec non in (iallia, Britannia, 

 Algeria, insuiis Azoris, Brasilia etc. 



636. H. Mazzullii Jan. 



T. imperforata, globoso-conica, tenuis, costulato -rugosa, 

 pallide fuscescens; spira conica, acutiuscula; anfr. 4 convexius- 

 culi, rapide accrescentes , ultimus magnus, inflatus; apertura 

 ampla, fere circularis; perist. simplex, marginibus callo tenui, 

 nitido junctis, supero patulo, basali reflexo. — Diam. maj. 32, 

 min. 26, alt. 26 mill. (Coll. Nr. 375.) 

 Helix Mazzidlii Jan Mantissa p. 1 . 



— — Pllil. Sicil. I. p. 126. t. 8. f. 8. 



— — Pot. et Mich. gal. I. p. 94. 



— — Chemn. ed. II. Hehx N. 10. p. XI. t. 3. f. 8. 



— aspersa var. Ross7n. V. p. 5. f. 295. 96. 



— — — Kiist. Helix p. 36. 



— crispata Costa catal. p. 106 et 1 1 1. N. 23. Nec Fer. 



— ritirugis Cantr. Malac. med. p. 100. 



— rugosa MUhlf. (teste Beck.) 

 Pomatia Mazzullii Beck ind. p. 44. 



jS. Fasciis 5 fuscescentibus ornata. 



Habitat in Sicilia , in montibus circa Panormum. 



637. H. leytensis Pfr. 



T. imperforata, globosa, tenuissima, fragilis, laeviuscula, 

 pallide virens, fasciis interruptis, albis, opacis ornata; spira par- 

 vula, parum elata; anfract. 4 rapide accrescentes , planiusculi, 

 ultimus permagnus, subangulatus; columella tenuis, subrecta; 

 apertura ampla, rotundato-lunaris; perist. simplex, breviter ex- 

 pansum. — Diam. maj. 30, min. 24, alt. 21 mill. (Mus. Gtiming. 

 et Gruner.) 



Helix leytensis Pfr. Symb. III. p. 7 1 . 



— — Chemn. ed. II. Helix N. 257. t. 42. f. 7. 8. 



— frugilis Sow. in Proc. Zool. Soc. 1841. p. 40. Nec Pfr. 

 Habitat in insula Leyte Philippinarum rarissima (Cuming). 



63S. H. grandis Pfr. 



T. imperforata, globoso-turbinata , solida, ponderosa, striata, 

 nigricanti-rufa , epidermide griseo-fuscescente fasciatim obducta; 



