84 HELIX §.18. 



340. protensa Fer. (Coll. 156? — Desh. in F<5r. hist. 



I p. 93. N. -127. — Chemn. ed. nov II. p. 94. 



— Hyalina Alb. p. 67.) Mon. I. p. 90. 



341. capillacea Fer. ^ {De.-.h. 1. c. p. 93. N. -129. 



— Choiin. ed. nov. II. p. 93.) - - - 90. 



342. H. dissidens Deshayes. j- 



T. orbiculalo-depressa, siiperne convexa, sublus late et 

 profunde umbilicala; anfr. Ijy^ convexiusculi, ultiuius cylindra- 

 ceus; apertura rotundato-lunaris, obliqua; labrum simplex, 

 superne inflexum; testa concolor, albo-viridula. — Diam. 17, 

 all. 7 mill. (Dh.) 



Helix dissidens Desh. in Fer. hisi. I. p. 97. N. 132. t. 84. f. 1.2. 

 Habitat in America septentrionali. 



Obs. 1. «An a scriptoribus Americanis cum H. cellaria confusa?» 

 Obs. 2. Conferatur H. velUcata Forb. 



343. H. epixantha Pfr. 



T. umbilicata, depressa, striatula, sub lente minatissime 

 granulata , nitida , corneo-lutescens ; spira vix convexa , vertice 

 obtuso; sutura impressa; anfr. 4 parum convexi, celeriter 

 accrescentes , ultimus non descendens, basi convexior; um- 

 bilicus angustus (Vg diametri subaequans), pervius; apertura 

 vix obliqua, rolundato-Iunaris; perist. simplex, rectum, mar- 

 gine supero subdepresso, columellari in laminam triangularem, 

 patentem dilatato. — Diam. maj. 15, min. 13, alt. 8 mill. 

 (Mus. Cuming.) 



Helix epixantha Pfr. in Zeitschr. f. Malak. 1850. p. 70. 

 — — Chemn. ed. II. Helix N. 869. t. 134. f. 13 — 15. 



Habitat Shans Hi Chinae (Fortune). 



344. chalicophila Orb. -^ [Desh. in Fer. hist. 1. p. 



85. N. 113. t. 83. f. 7. 8.) Mon. I. p. 90. 



345. skiaphila Orb. ^ {Des'i. 1. c. p. 86. N. 116. t. 



83. f. 9. 10.) - - - 90. 



346. alliaria Wlill. (Coli. 157. — Chemn. ed. nov. II. 



p. 93. — Hyalina Alb. p. 66. — Hyalina lenera 

 Hartm. in sched. — Flel. exquisita Desh. in F6r. 

 hist. I. p. 190. N. 254. t. 96. f. 1—4.) _ - _ 90. 



347. bilineata Pfr. (Coli. 138. — Chemn. ed. nov. 



It. p. 96. — Hyahna Alb. p. 66.) - - - 91. 



348. H. lambda Pfr. 



T. umbilicata, subconoideo-deprossa, tenuis, sul)Iaevigata, 

 striis spiralibus interdum sculpta, [)arum nitida, diaphana, fulva, 

 castaneo maculata; spira subconoidea, obtusula; anfr. 5 con- 

 vexiusculi, ultimus non doscendens, peripheria obsolete angu- 



