222 Panama Shells. cxhYfTBJElDJB. 



Station. — On dead shells, in sandy mud, at a depth of 12 

 fathoms; Cuming 1 Broderip. 

 Our specimens were found under stones at low water mark. 



Habitat. — I. of Muerte ; Cuming ! Broderip : also Eev. Zool. ; 

 also MUUer. 



I. of Muerte ; Deshayes : also Jay. 



Panama and Taboga'; C. B. A. I 

 20 specimens were collected. 



336. Calyptraea imbricata. 



Synonymy. 



Calyptrcea {Calypeopsis) imbricata Brod. in Proc. Zool. 8oc. 



Lond. p. 36. - - May 1884. 

 — Brod. in Trans. Zool. Soc. Lond. 



I. 193. pi. 27. f. 7. - - 1835. 



Miill. Synop. Nov. Test. Viv. 



p. 143. - - - May 1838. 



Lam. An. sans Vert. VII. 636. 



No. 33. (Desh. ed.) - - 1838. 



Key, Zool. Cuv. Soc. July 1838. 



Hanley Conch. Book Spec. 



p. 13. - - - - 1842. 



Orb. Voy. Amer. Merid. Moll. 



p. 460. - - - - 184a 



lotion, — On stones in sandy mud at a depth of from 6 to 10 

 fathoms; OumingI Broderip. 



Habitat. — ^Panama ; Cuming 1 Broderip : also Rev. Zool. : also 

 MUUer. 

 Central America ; Deshayea. 

 Payta; Orbigny. 

 Panama ; 0. B. A. ! 

 2 specimens were found. 



As M. Deshayes mentions another habitat, it ia to be regretted 

 that the authority is not stated. 



