48 
CYCLOPHORUS §. 4. 
leviter sinuato. — Operc. paleaceum, crassiusculum , margini- 
bus anfractuum centralium vix conspicuis , intus umbone mi- 
nuto munitum. — Diam. maj. 50, min. 39, alt. 28 mill. 
Aperturae alt. et lat. (perist. incl.) 29 mill. (Coll. Benson.) 
Cyclophorus Theobaldianus Bens, in Ann. and Mag. 1857. 2d. ser. XIX. 
Habitat ad Thyet Myo Birmanorum (W. Theobald). 
Obs. Habitu persimilis C. specioso Phil. 
29. C. tuba Sowcrby. 
T. mediocriter umbilicata , depresso-turbinata, solidula, 
oblique striata et sub lente subdecussata, castanea, albido 
punctata et marmorata ; spira conoidea, acutiuscula ; anfr. 6 l / 2 
celeriter accrescentes, superi planiusculi, ultimus superne infla- 
tus, oblique malleatus, peripheria carina levi nigricante muni- 
tus, basi pallidior ; apertura obliqua, oblique ovalis , intus 
coerulescens ; perist. album, perdilatatum, late expansum et 
revolutum , anfractui penultimo breviter adnatum, margin e 
columellari sinuoso. — Operc. tenue, medio rubellum, margine 
lacerum, succineum. — Diam. maj. 48, min. 35, alt. 24 
mill. Ap. c. perist. oblique 30 mill, longa, 26 lata, intus 21 
longa. (Mus. Benson.) 
Cyclostoma tuba Sow., Soul, in Voy. Bonite. Zool. II. p. 535. t. 30. 
f. 25—27. 
Cyclophorus tuba Pfr. Mon. Pneum. p. 57. n. 4. 
, — — Gray Cat. Phan. p. 37. 
- — II. et A. Adams Gen. rec. Moll. II. p. 280. 
Habitat in peninsula Malaccana. 
30. C, labiosits Pfr. 
T. umbilicata, depresso-turbinata, solida, oblique striatula 
et lineis spiralibus confertissimis , vix elevatis sculpta, niti- 
dula, saturate castanea, litturis albidis praesertim ad suturam 
variegata; spira brevis , vertice acutiusculo , sordide fusco ; 
anfr. 5 convexi, celeriter accrescentes, ultimus peripheria sub- 
carinatus et pallide articulatus, infra carinam fascia lata nigri- 
cante cinctus , circa umbilicum album , mediocrem , extus in- 
fundibuliformem subangulatus; apertura obliqua, subcircularis, 
intus pallida; perist. crassum, lutescenti-albidum , breviter 
adnatum , caeterum fornicatim et anguste reflexum , margine 
columellari subrecedente. — Operc.? — Diam. maj. 43, min. 
34, alt. 22 mill. Ap. intus 18 mill, longa et lata. (Mus. 
Cuming.) 
