CYCLOPHORUS $. 2. 65 
Obs. ,Differt a praecedente praeter staturam minorem carina distin- 
ctiore, anfractibus minus convexis, costulis obliquis, basi planiore et aper- 
tura latiore.* 
17€. €. porphyritieus Benson. j 109 
T. mediocriter umbilicata, depresso-conoidea, tenuis, striis 
confertissimis distinctis, elevatis, subundulatis, spiraliter munita, 
albida, superne saturate castaneo, subtus palhdiore ornata, 
maculis angulatis, circa suturam majoribus, conspersa, fasciis 
saturatis 2 albo-articulatis, altera ad peripheriam, altera in- 
feriori, cincta; spira brevis, apice acuto, sutura vix distincta; 
anfr. 4'/, planulati, ultümus angulatus, subtus planiusculus; 
apertura ampla, ovato-circularis, livide albida; perist. tenue, 
expansum, reflexum, marginibus callo tenui junctis, conniven- 
tibus, columellari angustato, leviter emarginato. — Operc.? — 
Diam. maj. 31, min. 24'/,, axis 18 mill. (B.) 
Cyclostoma porphyriticum Bens. in. Ann, and Mag. 2d, ser, VIII. 1851. 
Cyclophorus porphyrilicus Pfr. Consp. N. 83. 
Habitat in. India orientali, 
Obs. ,Affine. C. aquilae Som., tenuitate, forma depressa |'arina et 
, l , 
sculptura discrepans.* 
18. €. expansus E*fr. 110 
T. umbilieata, turbinato-subglobosa, solidiuscula, spiraliter 
confertim striata, opaca, superne castaneo et albido variegata ; 
spira conoidea, apice acutiuscula; anfr. 5 convexiusculi, ulti- 
mus convexior, dilatatus, peripheria subcarinatus, basi fasciis 
angustis castaneis ornatus; umbilicus angustus, pervius; aper- 
tura subverticalis, fere circularis; perist. subsimplex, continuum, 
breviter adnatum, pallide aurantiacum, undique aequaliter an- 
gulatim. plano-expansum,. margine subrevolutum. — Opere. ? — 
Diam. maj. 30, min. 22, alt. 19 mill. Ap. intus 13'/, mill. 
longa. (Mus. Cuming.) 
Cyclostoma  expansumn. Pfr. iu Proc. Zool. Soc. 1851. Jul. 
— -— Chemn. ed, II. N. 290. t. 39. f. 20. 21. 
Cyclophorus- expansus Pfr. Consp. N. 84. p. 52. 
Habitat 'Tavoy Birmanorum. 
19. €. Cantori Benson. T l1 
T. subanguste umbilieata, subgloboso-conoidea, spiraliter 
leviter striatissima, fulvida, sub epidermide albido-eaesia, rufo- 
B 
