257 
ultimo magno, + longitudinis equante, antic? deflexo, basi rotun- 
dato ; columelld filari, intrante, leviter arcuatd ; aperturd parum 
obligqud, ovali, intus concolore, nitidd ; peristomate simplice, tenui, 
rubello, undique breviter expanso. 
Long. 35, diam. 173 mill. 
Hab. in Andibus Novee Granade. 
25. Butimus meueacris, Pfr. B. testa imperforatd, acuminato- 
ovatd, tenuiusculd, striis incrementi confertis et lineis spiralibus 
granulatd, parum nitente, fulvd, fusco-strigatd et irregulariter 
guttatd ; spird conicd, acutd ; suturd subcrenulatd ; anfractibus 54, 
planiusculis, ultimo spiram paulo superante, convexiore, antic? 
descendente, basi rotundato; columelld filari, leviter arcuatd ; 
apertura obliqud, oblongo-ovali, intus submargaritaced ; peristo- 
mate simplice, recto. 
Long. 31, diam. 14 mill. 
Hab. in Andibus Nove Granade. 
26. Buxtimus nicroutimsatus, Pfr. B. iestd imperforatd, ovatd, 
tenui, rugosd, striis confertis spiralibus subgranulatd, parum ni- 
tidd, olivaceo-fulvd, strigis angustis castaneis variegatd ; spird 
conicd, apice obtusd ; anfractibus 5, convexiusculis, ultimo spiram 
paulo superante, convexiore, basi rotundato ; columelld tenui, sub- 
callosd, subrecedente ; aperturd obliqud, angulato-ovali, intus pli- 
catd, margaritaced ; peristomate simplice, recto, obtuso, nigro- 
limbato. . 
Long. 28, diam. 14 mill. 
Hab. in Andibus Nove Granade. 
27. Butimus pusius, Pfr. B. testd subperforatd, oblongo-fusi- 
formi, tenui, striatd, nitiduld, albo-lutescente, strigis spadiceis 
subundulatis ornatd ; spird gracili, elongato-conicd, apice obtu- 
suld ; suturd submarginatd ; anfractibus 6, vir convexiusculis, 
ultimo spird paulo breviore, basi attenuato, subcompresso ; colu- 
melld subverticali, fere ad basin aperture elongatd ; aperturd vir 
obliqud, oblongd, utrinque angustatd, intus concolore ; peristomate 
simplice, recto, margine dextro levissime arcuato, columellari bre- 
viter fornicatim reflexo, subappresso. 
Long. 28, diam. 10 mill. 
Hab. in Andibus Nove Granade. 
28. Butimus nusBecuxatus, Pfr. B. testd umbilicatd, ovato- 
oblongd, soliduld, sublevigatd, nitidd, pallid corned, saturatius 
nubeculatd ; spird conicd, apice obtusuld ; suturd profundd ; an- 
Sractibus 5}, convexis, ultimo 3 longitudinis equante, basi rotun- 
dato ; columella verticali, ad basin aperture porrigente ; aperturd 
parum obliqud, subellipticd, basi subangulatd, intus albidd ; peri- 
stomate simplice, recto, margine dextro perarcuato, columellari 
dilatato, fornseatim reflexo, libero. 
Long. 16, diam. 8} mill. 
Hab. in America centrali (Morelet.) 
No. CCXXXV.—Proceepinés or THE ZOOLOGICAL Sociery. 
