CYCLOPHORUS §. 3. 
45 
19. ©. Tryb!iuin Benson. 
„T. subaperte umbilicata, depresso-turbinata, solida, su- 
perne costis 7 — 8 planulatis munita, albida, castaneo marmo- 
rata, subtus laevigata, versus periomphalum albida, fascia 
nigricante ad periplieriam ornata; spira turbinata, superne 
rubella, apice acutiuscula; anfr. 5 convexis, ultimo subde- 
presso, obsolete angulato, subtus valde convexo ; umbilico pro- 
fundo, infundibuliformi ; apertura vix obliqua, subcirculari, 
intus lutescente ; perist. subsimplice, continuo, breviter adnato, 
pallide aurantio, subincrassato, superne angulatim adscendente, 
margine dextro subrevoluto, columellari subexpanso , planato. 
— Operc. ? — - Diam. maj. 47, min. 38, alt. 29 mill. Ap. 
intus 20 mill. longa.“ (B.) 
Cyclophorus Tryblium Bens, in Ann. and Mag. N. H. 2d. ser. XIV. p. 413. 
— — //. et A. Adams Gen. rec. Moll. II. p. 280. 
Habitat Darjiling Himalayae Sikkimensis. 
Obs. Nonne C. Himalayani var? 
20. ©. baltentiis Benson. -f 
„Testa mediocriter umbilicata, solidiuscula, depresso-tur- 
binata, striata, rugis confertissimis vix undulatis spiralibus 
superne decussata, basi glabra, saturate castanea, baltea an- 
gusta mediana, superne laciniata, et periomphalo lato lacteis; 
spira breviter turbinata, apice acutiusculo; anfractibus 5 con- 
vexis, celeriter accrescentibus, penultimo compressiusculo, ul- 
timo rotundato, subtus convexo, ad suturam planulato, antice 
sensim descendente; apertura obliqua, ovato-circulari , intus 
lactea; peristomate expanso , inaequaliter incrassato - reflexo, 
albido, superne undato, marginibus callo brevi, superne angu- 
lato, junctis; umbilico profundo, extus infundibuliformi. — 
Operc.? — Diam. maj. 40, min. 30, axis 20 mill. 44 (B.) 
Cyclophorus halteatus Bens, in Ann. and Mag. 1857. 2d. ser. XIX. 
Habitat ad Pegu. 
* 
21. involvulus Mull. (Coll. 53. — Gray Phan, 
p. 39. — Morch Yold. p. 41. n. 831. — Ad. Gen. 
p. 279. t. 85. f. 5 c. — Angaria fasciata Bolt . 
Mus. p. 72. n. 917. Ed. alt. p. 51 ex icon. Chem- 
nitzii et Sebae. — Excludatur locus citatus Ben- 
sonianus.) Mon. p. 59. 
22. C. pyawtrema Benson. 
T. umbilicata, globoso-turbinata, solida, superne striata 
et liris confertis, obtusis, inaequalibus sculpta ; castaneo albi- 
doque fulguratim strigata et marmorata; spira conica, eleva- 
