﻿VANIKORO.— Plate I. 



Species 5. (Mus. Brit.) 



Vanikoro Petitiana. Van. testa glohosd tenviiisculd, 

 costis numerosis, concentricis versus margincm sub- 

 evanidis et Uris tenuibus, acutis, spiralihus sculptd ; 

 spird acuminata, anfractibus rotundis, distinctis, 

 ultimo maxima ; canali angusto ; aperturd latd. 



Petit's Vanikoro. Shell globose, rather thin, scidp- 

 tured with numerous concentric ribs becoming 

 obsolete towards the margin and thin, sharp 

 .spiral ridges; spire acuminated, whorls rounded, 

 distinct, last very large ; canal narrow ; aperture 

 broad. 



Kecluz. Proc. Zool. Soc, 1843. 



Hah. Philippines. 



Species 6, (Mus. Brit.) 



Vanikoro ligata. Van. testa C7-assiiisaild, glohosa, 

 costis elevatis, obliguis, c7-assis, concentricis, Uris 

 tenuibus ligatis sculptd; spird dejjressd, canali 

 angustissimo, columella arcuatd. 



The connected Vanikoro. Shell rather thick, globose, 

 sculptured with raised, obhque, thick, concentric 

 ribs united by thin spiral ridges; spire depressed, 

 canal vey narrow ; columella arched. 



Recluz. Proc. Zool. Soc, 1843. 



Hal. Sevchelles Islands. 



Species 7. (Fig. a, h, Mus. Brit.) 

 Vanikoro Ci'mingi.UsA. Van, testa d<prcssii, c7-assd, 

 aiignlatd, carinis magnis spiralibus et striis foveolatis 



concentricis sculptd ; spird brevi, anfractibus 

 minutis, angulatis ; aperturd subrotundd ; canali 

 lata. 



Cuming's Vanikoi:o. Shell depressed, thick, narrow, 

 sculptured with large spiral keels, and pitted 

 concentric stria; ; spire short, whorls minute, 

 angular ; aperture rather rounded ; canal broad. 



Reci.uz. Proc. Zool. Soc, 1843. 



Narica tricarinata, Recluz. 



Hab. ? 



The Narica tricar 



depressed variety. 



ippears to be only a 



Species 8. (Fig. a, b, Mus. Brit.) 



Vanikoro ri-gata. Van. testd elevatd, crassd, spird 

 acuminata anfractibus, superiorihus crassi-costatis, 

 interstiliis profunde foveolatis, ultimo anfractu leviter 

 sculpto ; aperturd semilunari; canali lato, colu- 

 melld rectiusciild. 



The wrinkled Vanikoro. Shell elevated, thick, spire 

 acuminated, upper whorls thick-ribbed, with 

 deeply jiitted interstices ; last whorl lightly 

 sculptured, aperture semilunar ; canal broad, colu- 

 mella rather straight. 



A. Adams. MS. Cum. Coll. 



Hab. ? 



The cancellations of the upper whorls are very deeply 

 pitted, but they become almost obsolete towards the 

 back and marsrin of the last whorl. 



