16 
CYCLOTUS §. 1. 
106. 
107. 
108. 
Cy dolus illotus Gould in Proc. Bost. Soc. VI. Febr. 1859. p. 425 ; 
Otia conch, p. 104. 
— — Reeve Conch, ic. sp. 47. t. 8. 
Habitat Loo Choo (W. Stimpson). 
Obs. „Persimilis C. suturali Sow., sed minor et sutura simplice.“ 
15. dub|iosus C. B. Adams, f {Reeve t. 8. f. 41. 
— Cf. Chitly in Proc. Zool. Soc. 1857. p. 149. 
— Jamaica,) Pneum. 11. p. 17. 
16. C. iliiliimus 
T. late umbilicata, depressissima, planorbiformis, vix stria- 
tula, albida; spira subimmersa ; anfr. 3^2 convexiusculi, rapide 
accrescentes, ultimus non descendens ; apertura subverticalis, 
circularis; perist. simplex, rectum, anfractui contiguo breviter 
adnatum. — Operc. indistincte spiratum. — Diam. maj. 5, 
min. 4, alt. mill. (Coll. Nr. 12.) 
Cyclotus minimus Gundl. in litt. 
— ? — Pfr, in Malak. Bl. VI. 1859. p. 68; VII. 1860. p. 26. 
Habitat in regionibus orientalibus insulae Cubae, Monte 
Toro, Yarayaba, et in monte Yunque. 
Obs. Operculum persingulare, quare genus dubium. Testae animalium 
vivorum nigro-incrustatae et carinis 2 parallelis e luto nigro formatis muni- 
tae esse solent. 
17. C* plico@us Martens* f 
„Testa parvula, depressa, late umbilicata, fusca, epidermide 
in plicas aperturae parallelas, distantes, (20 in dimidio an- 
fractu ultimo) elevata; apex mamilliformiter elatus, laevis, 
nitidus; anfr. 8^/2, sutura profunda discreti, ultimus teres, 
mediocriter descendens ; apertura circularis , parum obliqua ; 
peristoma continuum , rectum , obtusum , ab anfractu ultimo 
undique solutum. Operculum calcareum, circulare, multispi- 
rum, fuscum, baud immersum. — Diam. maj. 9 millim., min. 
6, alt. 5; apert. long, et latit. 31/2-“ (v. M.) 
vexi, rapide accrescentes, ultimus subteres , antice subsolutus ; apertura 
parum obliqua, subcircularis ; perist. simplex, rectum. — Operc. calcareum, 
extus concaviusculum, angustissime spiratum. — Diam. maj. 14 ^/ 4 , min. 12, 
alt. 7 V 2 dqBI. Apert, diam. 5 mill. — Habitat? 
