152 HELIX §.51. 



vexo-conoidea, apice subacuta; anfr. 8 convexiusculi, ultimus 

 obsolete angulatus, non descendens, subtus medio excavatus, 

 intus lamella valida basali, marginem fere attingente munitus; 

 columella callosa , lamina in dentem desinenle intus instructa ; 

 aperlura obliqua, lunaris; perist. simplex, rectum, margine 

 columellari declivi. — Diam. maj. 14, min. ISYg, alt. 9 mill. 

 (Mus. Guming.) 



Helix spiculosa Shuttl. in Mus. Cuming. 



Habitat in insula Jamaica. 



* 



946. torrefacta C. B. Ad. (Coll. 452. — Rv. n. 309. 



t. 62. — Ch. ed. nov. in. p. 302. — Sagda Pfr. 

 Vers. p. -129. — List. t. 62. f. 60. — Zonites 

 torrefacla Shuttl. Diagn. p. 120. — Sagda torre- 

 facla Ad. Gen. p. 113.) Mon.III. p. UO. 



947. pila C. B. Ad. (Coll. 4 53. — Rv. n. 322. t. 63. — 



Ch. ed. nov. III. p. 303. — Sagda Pfr. Vers. p. 129. 



— Zoniles pila Shuttl. Diagn. p. 121. — Sagda 



pila Ad. Gen. p. 113.) . . .' - - - 140. 



948. lamellifera C. B. Ad. [Rv. n. 318. t. 63. — 



Ch. ed. nov. III. p. 303. — Sagda Pfr. Vers. 

 p. 129. — Zonites lamelUfera Shuttl. Diagn. p. 119. 



— Sagda lamellifera Ad. Gen. p. 112.) - - - 141. 



949. osculans C. B. Ad. (Coll. 4 54. — Rv. n. 315. 



t. 63. — Ch. ed. nov. III. p. 4 48. — Sagda Pfr. 

 Vers. p. 129. — Zonites oscidans Shiittl. Diagn. 

 p. 122. — Sagda oscitlans Ad. Gen. p. 113.) . . - - - 141. 



* * * 

 950. H. circumfirmata Redfield. 



T. umbilicata, conoideo-depressa , tenuis, oblique leviter 

 striata, fulvo-cornea, maculis strigisque pallide rufis irregula- 

 riter radiata; spira convexo-conoidea, vertice subtili; sutura 

 impressa; anfr. 77^ lente accrescentes, convexiusculi, ultimus 

 peripheria angulatus, antice non descendens, basi convexior, 

 lamella acuta, alba, spirali, extus conspicua, infra peripheriam 

 interne munitus; apertura obliqua, lunaris; perist. simplex, vix 

 expansiusculum, margine columellari intus callo spiraliter in- 

 trante incrassato. — Diam. maj. lOy^, min. 9^^, alt. by^ nnill- 

 (Goll. Nr. 455.) 



Helix circumfirmata Redf. in Ann. Lyc. New-York. VL p. 16. 



— — Reeve Conch. ic' n. 1319. t. 189. 



— — (Gastrodonta) Pfr. Vers. p. 129. 

 Habitat in insula Bermuda. 



95L macilenta Shuttl. •{• (Sagda macil. [Gastrodon] 



Ad. Gen. p. 113.) Mon.III. p. 640. 



