NATICA.— Plate XIII. 



Natica variolaria, Eecluz. 

 Hab. Swan River (in sandy mud at ten fathoms) ; Dr 

 ColKe, E.N. 



This pretty species is distinguished liy a pattern of dark 

 purple-red spots, quite distinct in character from that of 

 N. maculnsn. 



Species 5G. (Mus. Cuming.) 



Natica Raynaudian a. Nat. testa, suholtccti tmbUkatd, 

 globosd, crassimculd, spud parum exsertd, anfractibus 

 IcBvigatis, superne decliviius, deinde rokmdatis, aper- 

 turd lunari-ovatd, columella dense encaustd, eiwausto 

 mnbilicum partim obtegente ; dilute atirantlo-fulvd, 

 strigis rufo-castaims irregulariter reticulatis promis- 

 cuefasciatim pictd. 



Raynaud's Natica. Shell with a nearly covered umbi- 

 licus, globose, rather thick, spire but little exserted, 

 whorls smooth, slanting at the upper part, then 

 rounded, aperture lunar-ovate, columella thickly en- 

 amelled, enamel partially covering the umbilicus; pale 

 orange-fulvous, promiscuously painted with ii-regu- 

 lai-ly netted streaks of reddish-chestnut bands. 



Recluz, Pro. Zool. Soc. 1843, p. 212. 



Uab. Zanzibar ; T. Thorn, Esq. 



A solid orange-tinted shell, banded with very character" 

 istic chestnut net-streaked markings, first collected at Trin- 

 comalee. Bay of Ceylon, by M. Raynaud. 



Species 57. (Mus. Cuming.) 



Natica maculosa. Nat. testd anguste nmbilicatd, glo- 

 boso-turbmatd, spird conico-exsertd, anfractibus rotim- 

 datis, aperturd lunari-ovatd, colmnelld teime encaustd, 

 callositate parvd columnari spirali ; albd, pmictis piir- 

 pureo-fuscis deme pictd, anfractibus superue et inferni 

 immaculatis. 



The full-spotted Natica. Shell narrowly umbilica- 

 ted, globosely turbinated, spire conically exserted, 

 whorls rounded, aperture lunar-ovate, columella thinly 

 enamelled with a small spiral callosity ; white, densely 

 crowded with purple-brown dots, whorls at the upper 

 and lower edge unspotted. 



Lamarck, Anim. sans vert. (Peshayes' edit.), vol. viii. [i. 

 641. 



Hab. Singapore (in sandy mud at six fathoms) ; Cuming. 

 M. Deshayes is wrong in assigning this species to the 



N. pelUs-tigrina of Ciiemnitz, which is that represented in 



the accompanying Plate at Fig. 55. 



