124 



GASTROPODA. 



Stylina (Fleming). Shell glossy, globose, with 

 a suddenly tapered, slender summit. Lives attached 

 to the spines of Sea-Urchins. 



S. Turtoni. Fig. 190 





Eulima (Risso). Shell small, white, polished, 

 slender, many-whorled, " obscurely marked on 

 one side by a series of periodic mouths, which form 

 prominent ribs internally ;" aperture oval, pointed 

 above ; outer lip thickened ; inner lip turned back 

 upon the pillar. Animal with slender tentacles. 



E. bilineata. 

 distorta. 



polita. Fig. 191 ; n.s. 

 subulata. 



190 



191 



192 



193 



194 



Chemnitzia (D'Orb.). Nearly as Euliina, but 

 with the whorls plaited ; without orifices ; aperture 

 simple. Animal with triangular tentacles. 



C. Barleei. 

 clathrata. 



elegantissima. Fig. 192 ; f . 

 fenestrata. 

 formosa. 



C. fiilvocincta. 

 indistincta. 

 rufa. 



rufescens. 

 scalaris. 



