TURBO. 
Prats I. 
Species 4. (Mus. Belcher.) 
Turso cornutus. Turd. testé ovat, imperforatd, tenui- 
culd, anfractibus spiraliter costatis, sulcis intermediis 
oblique subtilissime laminatis, anfractu ultimo squamis 
tubulosis grandibus erectis biordinatim armato ; rufes- 
cente-olivaced, intus argented. 
THE HORNED TuxBo. Shell ovate, imperforated, rather 
thin, whorls spirally mbbed, intermediate grooves 
obliquely very finely laminated, last whorl armed 
with two rows of large erect tubular scales; rufous 
olive, interior silver. 
GmMeELIn, Syst. Nat. p. 3593. 
Hab. FKastern Seas ; Belcher. 
A well-known shell of rather light growth, distinguished 
by a conspicuous double row of large erect spouted scales 
round the last whorl. 
Species 5. (Mus. Cuming.) 
Turspo Lasonxatrit. Turd. testd ovatd, umbilicatd, an- 
fractibus obscure undulatim irregulariter costatis et 
liratis, medio biangulatis, ad utrumque angulum squa- 
matis, squamis sublaciniatis et frondosis, apicem versus 
gradatim evanidis ; albidd, ad angulos viridi-fasciata, 
intus margaritaced. 
Lasonkarrg’s TurBo. Shell ovate, umbilicated, whorls 
obscurely undulately irregularly ribbed and ridged, 
two-angled in the middle, scaled at both angles, 
scales somewhat laciniated and frondose, gradually 
fading towards the apex; whitish, banded with green 
at the angles, pearly within. 
Delphinula Lajonkairii, Deshayes, Mag. de Zool. 
Hab. Keeling Island; Darwin. 
A fine species partaking very much of the character 
of Delphinula; it is of pale colour, distinguished in a 
marked degree by the vivid. green bands on the angles of 
the whorls. 
Species 6. (Mus. Cuming.) 
TURBO IMPERIALIS. Turd. testé ovata, anfractibus rotun- 
datis, levibus, ultimo subamplo, ventricoso superne ob- 
scuré angulato et interdum nodoso ; viridi aut rufes- 
cente-viridi, zonis angustis nigricante alboque articulatis 
spiraliter pictd, intus margaritaced. 
THE IMPERIAL TurgBo. Shell ovate, whorls rounded, 
smooth, last whorl rather large, ventricose, obscurely 
angled and sometimes nodose round the upper part ; 
green or rufous green, spirally painted with narrow 
zones articulated with black and white, interior pearly. 
GMELIN, Syst. Nat. p. 3594. 
Hab. Vastern Seas. 
The next allied species in form to the large 7’. marmo- 
ratus and exhibiting a nearly similar style of painting. 
Species 7. (Mus. Cuming.) 
Turpo arGyrostoma. Twurb. testé ovato-turbinatd, an- 
fractibus subtubulosis, undique spiraliter costatis, costis 
alternatim majoribus, conspicue squamatis, squamis api- 
cen versus evanidis, apertura rotunda ; lutescente-albé, 
fusco pallidé hie illic tinctd, costis superioribus pallide 
viridibus, intus argented. 
THE sILver-MouTH TurBo. Shell ovately turbinated, 
whorls somewhat tubulous, spirally ribbed through- 
out, ribs alternately larger, conspicuously scaled, 
scales becoming obsolete towards the apex, aperture 
round; yellowish white, palely tinged here and there 
with brown, upper ribs pale green, interior silvered. 
Linnaus, Syst. Nat. (12th edit.) p. 1236. 
Hab Island of Annaa, Pacific Ocean ; Cuming. 
Mainly distinguished by the erect structure of the scales, 
which profusely cover the ribs and in some instances are 
inclined backwards. 
January, 1848. 
