162 HELICID^. 



the upper angle of the outer lip ; peristome 

 Avith a white flat reflected margin; umbilicus 

 narrow, (t. 7. f. 78.) 



Turbo muscorum. Pulteney, Dorset, 46. ; Mont. p. 335. t. 22. 

 f. 3.; Linn. Trans, viii. 182. — Turbo cylindraceus. Da 

 Costa, B. C. p. 89. t. 5. f. 16. 1777. — Pupa umbilicatii. 

 Drap. Tab. Moll. 58. (1801) ; Hist. Moll. p. 62. t. 3. f. 39, 

 40. ; Jeffreys, Linn. Trans, xvi. 357. ; Rossm. Icon. t. 23. 

 f. 327. ; Foi'hes and Hanley, B.M. iv. 95. t. 129. f. 7. — Pupa 

 cylindracea. Moq. Tand. Linn. Soc. Bord. xv. 1849; Moll. 

 ii. 390. t. 27. f. 42, 43. — Helix (Coclilodonta) umhillcata. 

 Ferus. Prod. n. 474. — Papilla Draparnaudii. Leach, Moll. 

 Syn. 91. — Pupa muscorum. Fleni. B. A. 268. — Pupilla 

 umbilicata. Beck, Ind. 84. — Eruca umbilicata. Swains. 

 Malac. 334. — Stomodonta umbilicata. Mermett, Moll. Pyr. 

 53. — ? Pupa bidentata. Brown, III. Conch. 39. t. 14. f. 6. 

 — Buliinus muscorum. Brug. E. M. i. 334., partly. — 

 Odostomia muscorum. Flein. Ed. Ency. vii. 76. — Jaminia 

 muscorum. Risso, E. M. iv. p. 88. 



Var. Edentula, mouth without teeth. 



Under stones, in clefts of old walls, and under 

 the bark of trees, in shady places. Common in 

 England and Scotland. 



Animal granular; head and tentacles black, lower 

 very small; foot whitish. (Michaud.) 



Shell two lines long, dark horn-colour, glossy 

 Fig. 43. and semi-transparent ; spire composed of 

 six rounded volutions finely striate longi- 

 tudinally ; aperture roundish-oval, with a 

 broad, flat, glossy white margin, and a sin- 

 gle tooth which is parallel with the margin 

 and close to the outer lip, appearing like a 

 curved continuation of the margin itself; pillar with 

 a large deep perforation behind it. (fig. 43.) 



This does not appear to be the Turbo musconim 

 of Linnaeus, who describes it as having no tooth in 



