CYCLOSTOMUS §. 4. 5. 
127 
anfractibus indistinctis , levissime striatis, intus nitide fulves- 
cens. — Diam. maj. 30 — 34, .min. 24^/2 — 27^/2, alt. 18 — 20 
mill. (Coll. Nr. 319.) 
Cyclostojna Macareae Petite Reeve Conch, ic. sp. 49. t. 9. 
Cyclostomus Macareae Pfr. Mon. Pneum. Snppl. p. 117. 
Habitat Madagascar. 
§. 5. 
38. euchilus Pfr. (Coll. 320. — Cy do sioma Reeve 760. 
t. 1. f. 3. — Madagascar.) Pneum. II. p. 118. 
39. multifasciatus Grat. [Cyclostoma Reeve I61. 
t. 1. f. 2. — Madagascar.) - - 118. 
40. C tiibiilum Ree^e. -j' 
762. 
„Cycl. testa imperforata, turbinata; spira elevatiu^cula ; 
anfractibus rotundatis, laevibus; apertura circulari; labro ele- 
ganter expanse; lutescente-alba, nigricanti-fusco multifasciata. 
— Lat. IVs poll" (R.) 
Cyclostoma tuhulum Reeve in Proc. Zool. Soc. 1857. p. 209. 
Habitat . . . ? 
Obs. Haec species elegantissima characteribus ad C. Belairi et Boivini 
accedit, sed ab utroque omnino diversa. Umbilicus non adest et callus 
umbilicalis exiguus. Fasciae supra labrum expansum usque ad marginem 
extremum decurrunt. (R.) 
* 
41. zonatus Petit. {Cyclostoma Reeve t. 10. f. 60. 
— Madagascar.) Pneum. II. p. 118. 
42. obsoletus Lam. (Coll. 321. — Cyclostoma 
Reeve t. 4. f. 18. — Madagascar.) .... - - - 118. 
43. Belairi Petit. (Coll. 322. — Cyclostoma 
Reeve t. 2. f. 8. — Madagascar.) .... - - - 118. 
763. 
764. 
765. 
44. €. Isabella Pfr. 766. 
T. umbilicata, globoso-turbinata , solida, striis spiralibus 
inaequaliter distantibus cincta, nitidula, isabellina; spira bre- 
vis, acutiuscula; anfr. 51/2 convexi, ultimus dilatatus, subtus 
sublaevigatus, circa umbilicum angustum liris confertis sculp- 
tus ; apertura parum obliqua, ovalis ; perist. albidum, margini- 
bus callo arcuatim exciso junctis, dextro late expanse et re- 
