131 
orbiculatd, solidd, striatd, sub lente granulatd, fulvd ; spird 
brevi, fornicatd, obtusd ; anfractibus 4} convewxiusculis, sensim 
accrescentibus, penultimo angulato, ultimo subdepresso, anticeé 
deflexo, basi subangulatim in umbilicum, mediocrem, pervium, 
1 diametri vix superantem descendente ; aperturd perobliqud, 
lunari-ovali, intus lacted; peristomate simplice, fusculo-lim- 
bato, marginibus conniventibus, callo junctis, dextro brevissimé 
expanso, basali subreflexo, columellari albo, supra umbilicum 
dilatato-reflexo. 
Diam. maj. 36, min. 31, alt. 18 mill. 
Hab. in insula Madagascar. 
22. Hexix rosarivum, Pfr. H. testd umbilicatd, depressd, tenui, 
superné subtilissime granulatd, diaphand, pallide fulvd, flam- 
mis a suturd exeuntibus, cingulisque 3 interruptis, moniliformi- 
bus rufis ornatd ; spird pland; anfractibus vix 5 convexis, 
ultimo subdepresso, antice non descendente, basi radiatim stria- 
tulo et lineis impressis spiralibus distantibus notato, circa um- 
bilicum mediocrem, infundibuliformem subcompresso ; aperturd 
parum obliqud, lunato-subtriangulari ; peristomate albo-labiato, 
breviter reflexo, margine supero ab insertione primum ascen- 
dente, tum sinuato, basali strictiusculo, repando, columellari 
brevi, triangulatim patente. 
Diam. maj. 21, min. 17, alt. 9 mill. 2 
Locality unknown. 
23. Butimus (PartuLa) pecussatutus, Pfr. B. testd perfo- 
ratd, ovato-conicd, tenui, striis incrementi lineisque spiralibus 
minutissime decussatuld, vie nitiduld, fulvescenti-albidd, dia- 
phand; spird brevi, conicd, obtusiusculd; suturd mediocri ; 
anfractibus 44 convexis, ultimo $ longitudinis equante, rotun- 
datd; columella subplicatd, recedente; aperturd angulato- 
ovali; peristomate simplice, tenui, marginibus conniventibus, 
dextro campanulatim expanso, columellari super perforationem 
reflexo. 
Long. 15, diam. 82 mill.; ap. 9 mill. longa, 64 lata. 
Hab. in insula Navigatorum. 
24. Butrmus (Partuta) Navicatorivs, Pfr. B. testdé dez- 
trorsd, perforatd, oblongo-ovatd, solidd, obsolete granulato- 
striatd, nitiduld, fulvd, lineis confertis saturatioribus signatd ; 
spird conicd, acutiusculd ; suturd levi, albo-marginatd ; an- 
Sfractibus 5 planiusculis, ultimo spiram superante; aperturd 
oblonga, angustd, intus albidd, dente calloso parvulo profundo 
in ventre anfractis penultimi munitd ; peristomate subincras- 
sato, intus valide albo-labiato, marginibus parallelis, dextro 
breviter expanso, medio subdentato, columellari dilatato, plano, 
reflexo. 
Long. 23, diam. 11 mill.; ap. (c. perist.) 13 mill. longa, 8 lata. 
Hab. in insula Navigatorum. 
