118 
CYCLOSTOMUS §. 4. 5. 
Cyclostoma Macarcae Petit Journ. conch. IV. 1853. p. 361. t. 11. f. 1. 
Cydostomus Macareae Pfr. in Malak. Bl. 1854. p. 92. 
Habitat prope S. Augustin in parte meridionali insulae Ma- 
dagascar (Guillain). 
§. 5 . 
37. e«aelaifi«B@ Pfr. (Coll. 213. - Proc. 1851. p. 242. 
_ Ch. ed. nov. p. 291. t. 39. f. 3. 4. — Gray 
Phan. p. 146. Ad. Gen. p. 291.) ..... Mon 
38. mwltafasesotus €2 rat. (Gray Phan. p. 146.— 
Ad. Gen. p. 291.) “ 
39. zofitataas Petit. (Ch. ed. nov. p. 293. t. 39. f. 22. 
23. — Gray Phan p. 147. — Ad. Gen. p. 291.) 
40. obsoletus Las». (Coll. 214. — Gray Phan. p. 
147. _ Ad. Gen. p. 291. — Cyclost . ohsoleta Lam., 
Chenu 111. conch, t. 1. f. 11.) 
p. 208. 
- 209. 
- 209. 
- 210 . 
41. c. Belairi Petit. 
T. umbilicata, globoso-turbinata , solidula , aurantiaco-al- 
bida, fasciis atro-violaceis ornata ; spira elata, turbinata, vertice 
obtusulo ; anfr. 6 convexi , superiores spiraliter lirati, ultimus 
rotundatus, sublaevigatus, circa umbilicum valide liratus ; aper- 
tura fere verticalis, subcircularis, intus concolor, nitida; perist. 
simplex, margine dextro et basali subrectangule patentibus, 
columellari vinoso-rubro , angustato, superne in laminam um- 
bilicum mediocrem fere claudentem dilatato. — Operc. norm. 
— Diam. maj. 31, min. 24, alt. 22 mill. Ap. intus 14 mill, 
longa, fere totidem lata. (Mus. Cuming.) 
Cyclostoma Belairi Petit Journ. Conch. IV. 1853. p. 360. t. 11. f. 2. 
Cyclostomus Belairi Pfr. in Malak. Bl. 1854. p. 92. 
Habitat in insula Madagascar (Lapayre Belair). 
% 
42. citrinus Sow. (Coll. 215. - Gray Phan. p. 148. 
Ad. Gen. p 292. — Var : Cyclost. rug o sum bow. 
— Cycl. semidecussatum Pfr. dim.) Mon, p. 211. 
43. xantlioei&Hus Sow. (Coll. 216.— Ch. ed. nov. 
p. 251. t. 34. f. 5. 6. — Gray Phan. p. 148. — 
Ad. Gen. p. 291.) • • “ ~ 211 ‘ 
44. C.? ca&tus Pfr. 
T. umbilicata, globoso-turbinata, tenuis, striis elevatis ob- 
liquis et spiralibus confertissime reticulata, vix nitidula, Can- 
dida; spira breviter turbinata, vertice truncatulo ; anfr. 5 con- 
vexi, rapide accrescentes, ultimus rotundatus, fascia 1 obsoleta 
