256 
20. BuLimus suBINTERRUPTUS, Pfr. B. destd perforatd, subfu- 
siformi-oblongd, tenuiusculd, levigatd, sub lente spiraliter striatd, 
nitiduld, albidd, fasciis 5 latis, subinterruptis, spadiceis ornatd ; 
spird elongato-conicd, acutd ; suturd parum impressd ; anfractibus 
6, planiusculis, ultimo spiram paulo superante, basi attenuato ; 
columelld substrictd, recedente ; aperturd obliqud, angustd, acu- 
minato-semiovali ; peristomate simplice, tenui, lutescente, margine 
dextro late expanso, columellari triangulatim e basi dilatato, su- 
perné late reflexo. 
Long. 37, diam. 13} mill. 
Hab. in Andibus Boliviee. 
21. Buximus varicosus, Pfr. B. testd perforatd, oblongo-acumi- 
natd, tenui, striatd, sub lente obsoleté decussatuld, parum nitente, 
albidd, strigis castaneis sparsis irregulariter variegatd ; suturd ir- 
regulariter crenulatd ; spird elongato-conicd, acutiusculd ; anfrac- 
tibus 6, convexiusculis, varicosis(varicibus prioribus obtusis, ultimo 
acute prominente), ultimo spird vix breviore, basi subcompresso ; 
columelld superne subtortd; aperturd parum obliqud, oblongo- 
ovali; peristomate simplice, tenui, margine dextro late expanso, 
columellari dilatato, applanato, patente. 
Long. 35, diam. 14 mill. 
Hab. in republicé Mexicana. 
22. BuLimus aTTENUATUS, Pfr. B. testd subperforatd, fusiformi- 
oblongd, solidiusculd, sublevigatd, nitidd, albd, strigis latis, ma- 
culatim subinterruptis, spadiceis, ornatd; spird conicd, acutiusculd ; 
anfractibus fere 6, convexiusculis, ultimo spiram paulo superante, 
antic? striato, basi attenuato ; columella intrante, tortd, funali ; 
aperturd vix obliqud, ovali-oblongd ; peristomate simplice, tenui, 
margine dextro breviter expanso, columellari breviter reflexo, su- 
perne adnato. 
Long. 34, diam. 13 mill. 
Hab. Vera Cruz. 
23. Butimus eLmopes, Pfr. B. testd imperforatd, ovatd, tenui- 
usculd, rugoso-striatd, transverse submalleatd, diaphand, nitidd, 
castaneo-olivaced ; spird conoided, apice obtusd; anfractibus 4, 
convexiusculis, ultimo 4 longitudinis subequante, antice descen- 
dente, basi subrotundato; columella intrante, subtortd, rosed ; 
apertura subverticali, ovali, intus margaritaced ; peristomate roseo, 
subincrassato, breviter reflexo, marginibus callo supra regionem 
umbilici dilatato junctis. 
Long. 36, diam. 18 mill. 
Had. in Andibus Nove Granade. 
24. Buuimus scyTopes, Pfr. B. testd imperforatd, ovato-conicd, 
tenui, remote striatd, undique minute granulatd (granulis non se- 
riatis), haud nitente, fuscd, maculis rufis majoribusque nigrican- 
tibus irregulariter adspersd, lineis longitudinalibus flexuosis, an- 
gulatis, luteis, sepe geminatis vel anastomosantibus pictd ; spird 
brevi, convexo-conicd, obtusiusculd ; anfractibus 4, conveaiusculis, 
