70 
Zoological Society. 
utringue planiusculo, basi lato; aperturd pariim obliqud, rotun- 
dato-lunari, latiore quam altd; peristomate tenui, subinflexo, 
margine supero antrorsum dilatato, columellari vix recedente, 
leviter arcuato. 
Diam. 12, altit. 7 mill. 
Hab. The island of Negros; collected by Mr. Cuming. 
4. 
Virrina BicoLor, Beck MSS. Vitr. testé subglobosd, tenut, 
sublevigatd, nitidissimd, carneo-albidd ; spird brevi, converd, ob- 
tusd ; suturd impressd ; anfractibus 34 rapide accrescentibus, 
ultimo inflato, antic? hyalino, basi angustiusculo, membranaceo- 
marginato ; aperturd vie obliqud, lunato-rotundatd ; peristomate 
tenuissimo, margine dextro regulariter rotundato, columellari re- 
cedente, perarcuato. 
Diam. 18, altit. 10 mill. 
(Body of the animal white, apex black.) 
Hab. Isle of Guimaras; collected by Mr. Cuming. 
5. 
Virrina GuUIMARASENSIS, Pfr. Vitr. testd depresso-semiglobosd, 
tenui, striatuld, subdiaphand, virenti-carned ; spird parvuld, pa- 
rim elevatd; suturd marginatd; anfractibus vier 4 subplanis, 
rapidissime accrescentibus, ultimo inflato, subdepresso ; apertura 
obliqud, lunato-subcirculari, eque alta ac latd, intus submargari- 
taced ; peristomate tenuissimo, margine dextro regulariter arcu- 
ato, columellari recedente, perarcuato. 
Diam. 15, altit. 8 mill. 
Hab. Isle of Guimaras; collected by Mr. Cuming. 
6. Virrina Becxrana, Pfr. (Vitr. peraffinis, Beck MSS.) Vitr. 
testd depresso-globosd, circuitu ovali, tenuissimd, striatuld, pellu- 
cidd, nitidd, pallidissime rubello-corned ; spird mediocri, brevi, 
obtusd ; anfractibus feré 4 vie convewiusculis, celeriter accrescen- 
tibus, ultimo subdepresso, bast lato; aperturd parim obliqud, 
lunato-rotundatd, latiore quam altd; peristomate simplice, mar- 
ginibus remotis, supero regulariter arcuato, columellari superne 
reflexiusculo, basi recedente, perarcuato. 
Diam. 16, altit. 8 mill. 
Hab. The Philippine islands of Negros, Siquijor and Guimaras ; 
collected by Mr. Cuming. 
7. Virrina pouitissima, Beck MSS. Vitr. testa globoso-depressd, 
soliduld, levigatd, politissimd, diaphand, corned, saturatius ra- 
diatd ; spird mediocri, converd ; suturd impressd, submarginatd ; 
anfractibus 4 convexiusculis, celeriter accrescentibus, ultimo de- 
presso-rotundato, basi lato; apertura obliqud, lunato-rotundatd, 
e@que altd ac latd; peristomate simplice, margine superiore an- 
trorsum arcuato, columellari leviter arcuato. 
Diam. 14, altit, 74 mill. 
From the island of Zebu; collected by Mr. Cuming on the leaves 
of small trees. The entire animal is black. 
8. Virrina LeEyTensIs, Beck MSS. Vitr. testd depressd, circuitu 
ovali, tenuissimd, levigatd, nitidissimd, lutescenti-carned ; spird 
