344: Zoological Society. 
12. Buxtrmus coarcratus, Pfr. Bul. testa rimato-perforata, ovato- 
acutd, solidd, albidd, lineis interruptis, fuscis cingulatd ; spird 
conicd, acutd ; anfractibus 63 planulatis, ultimo convexiore, spiram 
equante ; aperturd angustd, oblongd, coarctatd ; columella incras- 
satd, tuberculatd ; peristomate late expanso, margine deatro in- 
trorsum incrassato, acute prominente, medio sinuolato, cum colu- 
mellari dilatato, reflexo, patente angulatim juncto. 
Long. 34, diam. 17 mill. 
Locality unknown. 
Nearly allied to B. signatus, Desh. 
13. Butimus Desuayesi, Pfr. Bul. testd umbilicatd, turritd, so- 
lidd, striatuld, violascenti-albd, strigis et maculis violascenti-fuscis 
irregulariter signatd ; suturd subcrenulatd ; anfractibus 9 vie 
convexiusculis, ultimo x longitudinis subcequante ; columelld sub- 
recta ; aperturd ovali, intus violaced ; peristomate simplice, recto, 
margine columellari dilatato, fornicatim reflexo, rimam umbilica- 
rem non occultante. 
Long. 45, diam. 15 mill. 
Locality unknown. (Coll. Cuming.) 
14, Buxtimus TuHompsont, Pfr. Bul. testa imperforatd, ovato- 
oblongd, soliduld, longitudinaliter striatd, fusco-olivaced ; spird 
conicd, apice obtusd, rubra; anfractibus 6, supremis planulatis, 
purpureo-strigatis, ultimo spiram equante ; suturd albo-marginatd, 
crenulatd ; columella rectd (non tortd), leviter arcuatd ; aperturd 
oblongo-ovali, intus livida ; peristomate subincrassato, recto, intus 
nigro-limbato, marginibus callo castaneo junctis, basali cum colu- 
mella basin attingente subangulatim juncto. 
Long. 70, diam. 31 mill. 
Locality, Quito. (Coll. Cuming.) 
Nearly allied to B. Taunaysii. 
15. Butimus Siquisonensis, Pfr. Bul. testd imperforatd, ovato- 
oblongd, tenui, fulvd, epidermide pallide fusca elegantissime mar- 
moratd et flammatd ; spird conicd, obtusd, apice nudd, rufescente ; 
anfractibus 6 vix convexiusculis, ultimo spird vix breviore, sub- 
angulato ; columella subtortd, longitudinaliter biangulatd, intror- 
sum acutd; aperturd oblongo-subpyriformi, intus albidd ; peristo- 
mate tenui, breviter expanso, margine dextro deorsum dilatato, 
basali cum columellari angulum obsoletum formante. 
Long. 52, diam. 25 mill. 
Locality, island of Siquijor (Philippines). Collected by Mr. Cu- 
ming. 
16. Acnatrna semiscuLpra, Pfr. Achat. testd tenui, ovato-elongatd, 
longitudinaliter regulariter striata, fuscescenti-albidd, strigis ful- 
gurantibus rufis pictd; spird conicd, apice obtusiusculd, lineis 
confertis concentricis regulariter granulosd ; anfractibus 74 con- 
veviusculis, ultimo spiram subequante, usque ad peripheriam lineis 
impressis distantioribus decussato; columella subrectd, abrupte 
truncatd ; apertura ovali-acutd ; peristomate simplice, recto. 
