VITRINA.—Puate IX. 
Characterized by an unusually lateral compression of | Fad. Ceylon. 
y 4 y 
the convoluted portion of the shell. 
Species 66. (Mus. Cuming.) 
Virrtna Sroaretina. Vilr. testé auriformi, depressd 
virescente-olivaced, subvitred, spird parvd, minute 
acuminata, vie emersd, anfractibus angustis, radiatim 
plicato-rugosis ; aperturd perampliter oblique lunari- 
ovata. 
Tue Sreanerus-Like VirrtNa. Shell ear-shaped, de- 
pressed, greenish-olive, somewhat glassy, spire small, 
minutely acuminated, but little emerged, whorls nar- 
row, radiately plicately rugose ; aperture very largely 
obliquely lunar-ovate. 
Reciuz, Revue Zool. Soc. Cuv. 1841, p. 70. 
Zool. 1842. pl. 59. 
Hab. Sedian, on the banks of the Casamans River, in- 
terior of Africa; Captain Mion. Senegal. 
Mag. de 
A shining glassy species, with the convoluted portion of 
the shell much contracted, while the spire is minutely 
acuminated at the apex. 
Species 67. (Mus. Cuming.) 
Virrina Crynanica. Vitr. testa depressée semiglobosd, 
lutescente-olivuced, parum nitente, spird modice emer- 
sd, anfractibus declivi-convexis, substriatis ; apertura 
Junari-ovati. 
Cryton Virrina. Shell depressly semiglobose, 
yellowish-olive, but little shining, spire moderately 
emerged, whorls slopingly convex, faintly striated ; 
THE 
aperture lunar-ovate. 
Beck, Ind. Moll. p. 2. pl. 1. f. 3. 
A more slopingly convex opake shell than /’. pellucida. 
Species 68. (Mus. Cuming.) 
VITRINA HYALINA. 
virente-hyalind, spird subexsertd, anfractibus rotun- 
Vitr. testd subglobosd, tenuissumd, 
datis, rudé plicato-striatis ; apertura lnnari-rotun- 
data. 
THE HYALINE Virrina. Shell somewhat globose, very 
thin, greenish hyaline, spire rather exserted, whorls 
round, rudely plicately striated; aperture lunar- 
rounded. 
Pretrrer, Pro. Zool. Soc. 1854, p. 296. 
Hab. Moreton Bay, Australia; Strange. 
Chiefly distinguished by its rounded form and rudely 
puckered stria. 
Species 69. (Mus. Cuming.) 
Virrtna aurbA. Vitr. testd depresse-auriforit, pellucido- 
aured, nitente, spird planatd, anfractibus perangustis, 
arcuatim plicato-striatis, ad peripheriam obtuse angu- 
latis ; apertura peroblique angusté lunari-ovata. 
THE GOLDEN Virrrina. Shell depressly ear-shaped, trans- 
parent-golden, shining, spire flattened, whorls very 
narrow, arcuately plicately striated, obtusely angled 
at the periphery; aperture very obliquely uarrowly 
lunar-ovate. 
PFEIFFER, Pro. Zool. Soc. 1854, p. 122. 
Hab. Salomon’s Island.. 
Remarkable for its narrow compressed form, the peri- 
phery of the shell bulging into an obtuse angle. 
