270 HELIX §. MO. 



non descendens, luteo-limbatus; apertura parum obliqua, late 

 lunaris; perist. leviter albo-labiatum, marginibus vix conver- 

 gentibus, dextro expansiusculo, columellari superne supra per- 

 forationem dilatato. — Diam. maj. 18, min. 15, alt. 9 mill. (CoU. 



Nr. 909.) 



Helix aethiops M. Bielz in Yerh. u. Mittheil. d. siebenb, Ver. 



IV. 1853. (nom.) 



Habitat in Transylvania. 



*- 



1720. Estella Orb. (Coll. 910. — nc n. 578. t. 104. — 

 Ch. ecl. nov. II. p. 225. — Arianta Pfr. Vers. 

 p. 139. — Acaims Est. [Tachea] Ad. Gen. p. 195.) Mon.III. p.229. 



1721. H. lutacea Pfr. 



T. umbilicata, conoideo-depressa, solida, striatula et striis 

 confertissimis spiralibus decussatula , parum nitens , fusco-lute- 

 scens; spira conoidea, obtusula; anfr. 47^ convexiusculi, sen- 

 sim accrescentes, ultimus subdepresso-rotundatus, obsoletissime 

 angulatus, anlice vix descendens; umbilicus angustus, pervius; 

 apertura diagonalis, rotundato-lunaris; perist. crasse albo-labia- 

 tum, marginibus subconniventibus, dextro expanso, basali re- 

 flexo, juxta umbilicum dilalato. — Diam. maj. 23, min. fere 20, 

 alt. 12 mill. (Mus. Cuming.) 



Helix lutacea Pfr. m Proc. Zool. Soc. 1857. p. 108. 



— — Pfy. Novit. conch. I. n. 206. t. 34. f. 1—3. 



Habitat . . .? 



1722. H. tudiculata Binney. 



T. subumbilicata, conoideo-dopressa, tenuis, oblique striata 

 et malleato-punctata , olivacea , rufo-unifasciata ; spira brevis, 

 obtusula; anfr. Sy^ vix convexi, ultimus rotundatus, antice vix 

 descendens; apertura diagonalis, lunato-rotundata; perist. tenue, 

 expansiusculum , margine basali reflexo , columellari dilatato, 

 umbilicum angustum fere tegente. — Diam. raaj. 33, min. 26, 

 alt. 19 mill. (Coll. Nr. 911.) 



Helix tudiculata Binn., Pfr. Mon. I. p. 283. n. 740. 



— — Bimi. Terr. Moll. II. p. 117. l. 16. 



— — (Arianta) Pfr. Vers. p. 139. 



Habitat in California. 



1723. H. rcticulata Pfr. 



T. umbilicata, globoso-depressa, solidula, oblique striata, 

 striis subregulariter antrorsum descendentibus oblongo-granu- 

 lata, fulvida, fascia 1 rufa peripherica cincta; spira breviter 

 conoidea; anfr. Sy^ convexiusculi, ultimus latus, rotundatus, 

 antice non descendens; umbilicus angustus, non pervius; aper- 



