303 
subrecto, crasso, obtuso, superne angulatim producto, adnato.— 
Operc. ? 
Diam. maj. 193, min. 16, alt. 9 mill. 
Hab. Madagascar. 
15. CycLostoma GRADATUM (CycLostomus 2), Pfr. C. testa 
perforata, globoso-conica, solidula, radiato-striata et spiraliter 
lirata (liris inequalibus, juxta suturam subtilibus, tum 1-3 
validis carineformibus, reliquis obtusis), pallide lutescente ; spira 
turbinata, gradata, acutiuscula; anfract. 5 angulato-conveais, 
ultimo basi inflato; apertura parum obliqua, subangulato-circulari; 
perist. albo, subincrassato, continuo, breviter adnato, vie expan- 
siusculo.—Opere. 2 
Long. 7, diam. 5 mill. 
Hab. Ceylon (Mr. Thwattes). 
16. CatauLus pupticatus, Pfr. C. testa subperforata, fusi- 
formi-ovata, solida, striata striisque spiralibus obsolete decus- 
sata, virescenti-fusca, pallide nebulosa ; spira curvilineari, elon- 
gata, apice acutiuscula; sutura levi, marginata; anfract. 7% vir 
convexiusculis, ultimo attenuato, antice subascendente; carina 
basali compressa, antrorsum vix dilatata ; apertura circulari, basi 
axin vix excedente ; perist. aurantiaco, duplice : interno breviter 
porrecto, basi profunde inciso, externo rectangule patente, basi 
ad canalem angustum viz protracto. 
Long. 18, diam. 7 mill. 
Hab. Ceylon (Mr. Thwaites). 
17. DrptommatTina Maceinuivrayt, Pfr. D. testa sinistrorsa, 
breviter rimata, oblorgo-ovata, tenui, diaphana, pallide cornea ; 
spira turgida; anfract. 6 conrexis, superis 2 apicem subpapillatum 
Sormantibus, sequentibus 2 distanter cordato-costulatis, penul- 
timo latissimo, confertius costulato, ultimo antice ascendente, 
+ longitudinis paulo superante, confertissime costulato, basi 
rotundato ; apertura vix obliqua, subcirculari; perist. duplice : 
interno appresso, externo breviter et equaliter expanso. 
Long. 6, diam. 3 mill. 
8. Violaceo-fusca, anfr. uitimo pallide unifasciato. 
Hab. Lord Howe’s Island, Australian seas (Mr. Macgillivray). 
18. DipLomMATINA cCAPrILLAcEA, Pfr. D. testa sinistrorsa, 
breviter rimata, ovato-conica, tenui, capillaceo-striata, pellucida, 
haud nitente, pallide cornea; spira turgida, sursum conica, apice 
acutiuscula ; anfract. 6 convexiusculis, penultimo latissimo, ultimo 
antice ascendente, +. longitudinis paulo superante, basi rotundato ; 
apertura subverticali, circulari; perist. albo, expanso, indistincte 
duplicato, marginibus callo junctis. 
Long. 5, diam. 22 mill. 
Hab. Lord Howe’s Island, Australian seas (Mr. Macgillivray). 
