134 
Susco-carneum, incrassatum, reflecum, marginibus callo funicu- 
lari junctis, supero arcuato, intus calloso (callo ad dextram 
abrupte desinente), dextro acute unidentato, basali dilatato 
subappresso, intus medio tuberculo valido compresso munito. 
Diam. maj. 38, min. 32, alt. 20 mill. 
Hab. Republic of Ecuador (Mr. Fraser). 
5. Heurx trvesayti, Pfr. TT. umbilicata, lenticularis, carinata, 
solidiuscula, capillaceo-striata et striis spiralibus obsolete 
granulata, sericea, corneo-albida, fasciis castaneis superne 2, 
basi unica ornata; spira conidea, obtusa; sutura albomargi- 
nata ; anfr. 5 convexiusculi, ultimus carina acuta, prominente, 
alba munitus, aperturam versus superne convexior, inde angus- 
tatus, subito deflerus, subtus scrobiculatus ; apertura fere hori- 
zontalis, transverse subrhombeo-ovalis ; perist. continuum, 
album, expansum et reflecum, margine basali intus valide uni- 
dentatum, umbilicum angustum semitegente. 
Diam. maj. 25, min. 21, alt. 10 mill. 
Hab. Philippine Islands. 
6. Hexix caseus, Pfr. TZ. umbilicata, depressa, tenuiuscula, 
irregulariter striata et sub lente minutissime granulata, dia- 
phana, albido-cornea vel pallide rufescens ; spira vix elevata ; 
sutura impressa; anfr. 44 planiusculi, ultimus superne obtuse 
carinatus, antice deflexus, basi turgidus, circa umbilicum conicum 
angulatus ; apertura diagonalis, subelliptica; perist. album, 
undique sublate reflecum, marginibus approximatis, basali 
leviter arcuato, juata umbilicum dilatato. 
Diam. maj. 18, min. 15, alt. 9 mill. 
Hab. Siam. 
7. Heurx axupicostis, Pfr. ZT. sublate umbilicata, depressa, 
tenuis, granulato-rugosa et pilis brevibus obsita, cornea, cos- 
tulis obliquis albidis munita ; spira parum elevata; anfr. 4— 
convexiusculi, ultimus superne subangulatus, supra angulum 
leviter sulcatus, antice deflecus ; apertura perobliqua, ovalis ; 
perist. tenue, marginibus fere contiguis, supero expansiusculo, 
basali breviter reflexo. 
Diam. maj. 94, min. 8, alt. 44 mill. 
Hab. Ahmednuggur, India. 
8. Hevix weraxra, Pfr. T. mediocriter umbilicata, conoideo- 
depressa, tenuiuscula, oblique irregulariter rugulata et undique 
minute granulata, pallide lutescens, fasciis 3 rufis, 1 suturali, 
2 approximatis periphericis cincta; spira breviter conoidea ; 
anfr. 6 modice convex, lente accrescentes, ultimus antice vix 
descendens ; apertura obliqua, lunaris, intus submargaritacea ; 
perist. fusco-carneum, breviter reflecum, juxta umbilicum dila- 
tatum. 
Diam. maj. 19, min. 16, alt. 103 mill. 
Hab. Unknown. 
