STROilBUS.— Plate XVII. 



The kiband-marked Strombus. Shell elongately 

 turrcted, conspicuously grooved at the base, whorls 

 either smooth or transversely finely striated, longitu- 

 dinally finely ribbed, margined and depressed round 

 the upper part, last whorl smooth, columella callous, 

 lip winged, rather obscurely wrinkled within, produced 

 upon the last whorl but one ; white, stained and va- 

 riegated with red-brown, interrupted here and there 

 with ribands, columella and interior of the aperture 

 white. 

 L1NN.ECS, Syst. Nat. (12th edit.) p. 1211. 



Eadem var. Slromhus iurriiiis, Lamarck. 

 JIab. Phihppine Islands ; Coming. 



This species varies chiefly in being more or less sculp- 

 tured : in some specimens nearly the entire shell is smooth, 

 v.hile in others it is elaborately ribbed and grooved. 



Species 45. (Mus. Cuming.) 

 Stro.mbijS Campbelli. Stromb. testa fusifoj-nd-turrita. 



qnrd valde exsertd, anfractibus lavibus, bad conspicue 

 mlcatis, apicem versus cosiatis, superne laiimarg'ma- 

 iis, margine plicato-costato, anfractu ultimo dorso rude 

 ffibboso, colnmelld callosd, labro alato ; albidd, riifo- 

 fusco iindupte leritiginosd et fasciatd, columella et aper- 

 tur(B fauce eburneis. 



Campbell's Strombds. Shell fusitbnnly turreted, spire 

 very much exserted, whorls smooth, conspicuously 

 grooved at the base, ribbed towards the apex, 

 broadly margined round the upper part, margin pU- 

 cately ribbed, last whorl rudely gibbous at the back, 

 columella callous, lip winged ; whitish, freckled and 

 banded throughout with reddish-brown, columella 

 and interior of tlie aperture ivoiy-white. 



Gray, Griflith's Cuvier Anim. Kingdom, Moll. pi. 2.5. 



Hah. Sandy Cape, North Australia ; Jukes. 



Independently of its shorter and more rudely gibbous 

 form, this species differs from S. vittatus in having the 

 margined summit of the whorls ribbed, whUst below this 

 they are smooth. 



