IIELIX §. 41. 42. 199 



marginibus approxiLiialls, basali reflexiusculo. — Diaiii. maj. 7, 

 rnin. 6, alt. 4 '/2 mili. (Coll. Menke.) 



Helix candisuta Mke m Pfr. Syinb. III. p. 70. 

 _ _ Cheinn. ed. II. Helix N. 646. l. 99. f. 34 — 36. 



llabital in insula Madera? 



Ohs. DifTeit a praecedenle lesla superne ruditer costala , basi granulala, 

 anfractiljus convexis, elc. 



§. 42. 



517. H. canaliculata Pfr. f 



T. orbiculato -ovata, latissime umbilicata, depresso-con- 

 vexiuscula, tenuissima, fragiiis, subhyalina, epidermide luleo- 

 ruscescente, subtus luteo-viridescente; spira obtusa; anfr. 5 con- 

 vexi, sutura profunda, canaliculata discreti, obiique, creberrime, 

 f)rofunde et undulatim striati: striis ad paginam inferiorem rugae- 

 iormibus, laxis, irregularibus , tenuissimis, creberrimis ac con- 

 centricis sub lente perspicuis; umbiiicus largus, dilatatus usque 

 ad apicem; apertura ovata, albida, reflexiuscuia; labrum superne 

 extus depressum. — Diam. 47, alt. 20 mill. (Guill.) 

 Helix canaliculata Pfr. Symb. III. p. 23. 



— undulata Le Guill. in Revue zool. 1845. p. 187. Nec Fer. 

 Ilabitat rarissima ad Triton-Bay Novae Guineae. 



51S. H. laxata Fcrussac. 



T. late umbilicata, orbiculato-depressa, tenuis, confertissimc 

 ruguloso-striata, superne fulvo - rufescens , basi nitide fulvo- 

 virescens, lineis concentricis confertissimis minute decussata; 

 spira vix elevata; anfr. 4/4 — 5 convexiusculi, rapide accrescen- 

 les^ ultimus latus, depressus, antice descendens; apertura sub- 

 horizontalis, ampla, transverse ovalis, intus margaritacea ; perist. 

 subsiniplex, margine supero tenui, vix expansiusculo, basali sub- 

 calloso, reflexo. — Diam. maj. 45, min. 33, alt. 16 mill. (Coll. 

 Nr. 301.) 



Helix Ittxata (Helicella) Fer. pr. 181. Hist. t. 74. f. 3. 



— — Chemn. ed. H. Helix N. 595. t. 93. f. H — 1 3. 



— peruviana Lam. 41. p. 76. ed Dh. p. 45. 



— Deshayesii Ant. Verz. p. 38. N. 1 4! I . 

 Macr^clis peruviana Beck ind. p. 24. 



(j. Miwma: diam. maj. 60, min. 48, alf. 22 mill. (Spec.) 

 Helix Banksii Cuming in schcd. 



— laxata var. Chemn. 1. c. t. 93. f. 9. 10. 

 ;'. Junlor: H. undnlicata Anton Vcrz. p. 38? 

 llabitat in Chile, ncc in Peruvia (Cuming). 



