Zoological Society. 867 
plano-obtusd prope suturam ; canali breviusculo, sinu distincto ; 
albidd, maculis parvis pallidé aurantio-fuscis juxta suturam. 
Hab. Island of Corrigidor, Philippines (found among coarse sand 
at the depth of seven fathoms); Cuming. 
Prevrotoma AuREOLA. Fleur. testd acuminato-elongatd, tenut, 
semipellucidd, transversim liratd, liris parvis, obtusis, longitudi- 
naliter subtilissime crebristriatd ; canali brevi, labro intus crenu- 
lato, sinu parvo, distincto ; aureold. 
Hab. Island of Luzon, Philippines; Cuming. 
PrevroTomMa sATuRATA. leur. testd pyramidali-acuminatd, in- 
Fern? subcontractd, anfractibus striis transversis et longitudinalibus 
creberrime granoso-reticulatis ; canali breviusculo; labro subti- 
liter crenulato, sinu distincto ; intus extusque fuscd, fasciis albis 
longitudinalibus subdistantibus, fascid unicd transversd in anfractu 
ultimo ornatd. 
Hab. Island of Corrigidor, Philippines (found among coarse sand 
at the depth of seven fathoms) ; Cuming. 
Pievrotoma ientrtva. Pleur. testa ovato-oblongd, transversim 
creberrime elevato-striatd, longitudinaliter costis latiusculis ap- 
proximatis, apicem versus conspicuis, basim versus obsoletis ; 
canali brevi; labro intus crenulato, sinu superficiario; albidd, 
flammis fulvo-auranitis undato-fluentibus ornatd. 
Hab. ? 
PirevrotomA patuts. Pleur. testd ovato-oblongd, inferne ventri- 
cosd, subobliqud, anfractibus tenuibus, transversim subtilissime et 
creberrimé striatis ; canali brevissimo, truncato ; labro simplici, 
sinu profundo, aperturd ampld; albidd, flammis fulvo-aurantiis, 
undatis, longitudinaliter fluentibus ornatd. 
Hab. Bolinao, island of Luzon, Philippines (found under stones at 
low water) ; Cuming. 
Puzvroroma puTitius. Pleur. testd ovatd, spird pyramidali- 
acuminatd, anfractibus transversim subtiliter striatis, supern? con- 
cavis, infra nodosis, nodis longitudinaliter oblique confluentibus ; 
canali breviusculo ; labro simplici, sinu lato; flavicante-albidd, 
lined undulata fulvo-aurantid inter nodos fluente. 
Hab. Calipan, island of Mindoro, Philippines (found among coarse 
sand at the depth of fifteen fathoms) ; Cuming. 
Prievrotoma spectrum. Pleur. testd fusiformi, transversim elevato- 
striatd, anfractibus rotundatis, longitudinaliter fortiter oblique 
plicato-nodosis, nodis in anfractu ultimo evanide confluentibus ; 
canali brevi ; labro simplici ; nived, nodis pallide rufescente-fuscis. 
Hab. Puerto Galero, island of Mindoro, Philippines (found among 
coral sand at the depth of about nine fathoms) ; Cuming. 
_PLEUROTOMA BILINEATA. Pleur. testd ovato-oblongd, subpyrami- 
dali, anfractibus medio tumidis, uniseriatim plicato-nodosis, nodis 
angustis compressiusculis, anfractds ultimi dorso callositate mu- 
nito; canali brevissimo, labro simplici, sinu amplo; incarnato. 
