FISSURELLA.— Plate V. 



Species 31. (Mus. Ciuning.) 

 FissuRELLA MACEOTEEMA. Fiss. testd ovatd, interdum 

 elevatiusculd, radiatim striato-sulcatd, orificio elongato- 

 oblongo, medio coarctato ; virescente, rufo, fusco, vel 

 g purpureo-niffro radiatd, inius virescente. 

 The long-slit Fissurella. Shell ovate, sometimes 

 rather elevated, radiately striately gi-ooved, orifice 

 elongately oblong, contracted in the middle ; greenish, 

 rayed with red, brown, or purple black, interior pale 

 green. 

 SowERBY, Pro. Zool. Soc., 1834. p. 125. 

 Hab. Gallapagos Islands ; Cuming. 



Exceedingly vaiiable in coloming, but with always more 

 or less of red and green. 



Species 32. (Mus. Cuming.) 



Fissurella coarctata. Fiss. testd ovatd, antici atte- 

 nuatd, radiatim creberrime striata, orificio oblongo, 

 medio valde coarctato ; virescente-albd, circa orificium 

 lineis niffris creberrime radiatd. 



The contracted Fissurella, Shell ovate, attenuated 

 anteriorly, radiately very closely striated, orifice 

 oblong, very much contracted in the middle ; greenish 

 white, veiy closely rayed with black lines around the 

 orifice. 



King, Zoological Joum. vol. v. p. 339. 



Hub. Benguela, West Afiica. 



The chief peculiaiuty of this species consists in the 

 orifice being more than usually contracted on each side. 

 The painting is also peculiar. 



