MOLLUSCA. 69 



CERVICOBRANCHIATA. 



63. HALIOTIS, Linn. 



1. Haliotis vejjusta. PI. XIII. Fig. 5«, b. Hal. testa, ovata, depresso-plana, spiraliter tenuicostata 

 et striata, costis distantibus nodulosis, foraminibus subproniinentibus ; lactea, vivide coccineo variegata, 

 intus argentea. 



Hab. Eastern Seas. 



Richly variegated with bright vermilion scarlet, upon a white ground, and faintly tinged 

 at the apex with purple. 



64. SIPHONARIA, Sowerby. 



1. Siphojtabia Cobjeensis. PI. XIII. Fig. 1 a, I. Siph. testa ovata, valde depressa, apice centrali, 

 cinerea, lineis undulatis rufescentibus radiatim dispositis, costis prominentibus, interstitiis plicatis, margine 

 acute dentato ; intus flavescente, radiis albis picta, centra marginecpie castaneis. 



Hab. Corean Archipelago. 



A prettily-coloured species, with the siphonal impression strongly marked. 



2. SiPHONAJtiA. eadiata. PI. XIII. Pig. 2 a, b. Sipli. testa convexo-depressa, apice centrali, oblongo- 

 ovata, flavescente, costis lineisque rugoso-radiatis, margine crenato ; intus brunnea, radiis numerosis nigris 

 et albis prope marginem tinctS,. 



Hab. China Sea. 



The black and white rays around the internal margin are frequent and the crenula- 

 tions fine. 



65. EMARGINULA, Lamarck. 



1. Ejiaegintjla clathrata. PI. XL Pig. 6. Emar. testa, ovato-oblonga, conica, costis longitudina- 

 libus hneiscpae transversis clathrata, vertice elato, postico, uncinato ; intus intense viridi, margine crenulato. 



Hab. Mindoro Sea. 



A deeply -latticed high conical shell, of a peculiar blue-green colour in the interior. 



66. PILEOPSIS, Lamarck. 



1. Pileopsis astericola. PL XL Pig. 1. Pil. testa, acuminato-conica, curvata, vertice minute con- 

 voluta, radiatim creberrime sulcata, margine crenulato ; alba. 



Hab. Sooloo Sea, on the tubercle of a Star-fish. 



This very interesting species, of which only a single example was collected, is very neatly 

 sculptured throughout with fine close-set grooves radiating from the apex. 



T 



