CYCLOPHORUS $. 2. 63 
Cyclopkorus. aurantiacus. Pfr. i Zeitschr. f. Malak. 1847. p. 107. 
Consp. N. 78. 
— -—- Gray Catal. Cycloph. p. 15. N. 1. 
PHiabtlut Mergui et Tavoy in imperio Birmano. 
13. €. Bensoni Pfr. 105 
T. umbilicata, subgloboso-turbinata, solida, lineis obliquis 
et confertis spiralibus subüliter decussata, albido-fulva, casta- 
neo variegata; spira turbinata, obtusiuscula: anfr. 5 convexi, 
supremi unicolores luridi, sequentes flammulato-picti, ultimus 
magnus, obsolete angulatus, ad carinam fascia nigricante et 
utrinque fasciis inaequalibus castaneis ornatus, circa umbilicum 
angustum, infundibuliformem pallidus, subcompressus ; apertura 
parum obliqua, subcircularis, intus lactea; perist. continuum, 
igneo-aurantiacum, breviter adnatum, anguste fornicato-reflexum. 
— Operc.? — Diam. maj. 43, min. 34, alt. 26 mill. (Mus. Cuming.) 
Zyclostoma Bensoni Pfr. in Proc. Zool. Soc. 1851. 
— — . Chemn. ed. IL. Cycl. N. 225. t. 32, f. 11—13. 
Cuclophorus Bensoni Pfr. Consp. N. 79. p. 52 
Habitat . . . ? 4 
14. €. Horneensis Meteaife. 106 
T. umbilicata, depresso-turbinata, tenuiuscula, striata, lineis 
spiralibus tenuissimis, confertis seulpta, superne fulvida, casta- 
neo strigata et marmorata ; spira conoidea, acutiuscula; sutura 
plana, marginata; anfr. 5 vix ae EE. ultimus acute 
carinatus , uu carinam fascia lata eastanea, albido maculata 
ornatus, basi pallidus, convexus, circa umbilieum mediocrem 
subeompressus; apertura obliqua, subtruncato-ovalis; perist. 
breviter expansum, non incrassatum ,^ marginibus distantibus, 
callo tenui junctis. — Operc. circulare, arcüspirum, rubellum, 
extus eoncavum. — Diam. maj. 40, min. 33, alt. 20 mill. 
Ap. e. perist. oblique 22 mill. longa, 20 lata. (Mus. Cuming.) 
Cuclostoma Borneense Metc. in Proc. Zool. Soc. 1851. 
— -— Chemn. ed. IL. Cycl. N. 384. t. 47. f. 1—3. 
Cyclophorus Borneensis Pfr. Consp. N 80. 
Habitat in. insula. Dorneo. 
15. €. perdix Broderip et Sowerby. 107 
T. umbilicata, depresso-turbinata, tenuiuscula, lineis ele- 
vatis obsolete cincta, saturate castanea, punctis albidis con- 
