258 Panama SheUs. ' ABCiDiE. 



Area aviculoides'Ree:V6 Conch. Icon. pi. 10. f. 63. Mar. 1844. 



Station.- — Muddy bottom at the depth of 10 fathoms ; Cum- 

 ing ! Sowerby : also Reeve. 



Habitat. — St. Elena ; Cuming 1 Sowerby : also Keeve. 



Panama ; 0. B. A. I 

 1 specimen was obtained, which is too young to be confi- 

 dently determined without a series. 



415. Area emarginata. 



Syncmymy. 



Area emarginata Sowb. in Proc. Zool. Spc. Lond. p. 20. Feb. 1833. 



^ Miill. Syn. Test. Viv. p. 180. 1836. 



Reeve Conch. Icon. pi. 4. f. 26. Jan. 1844. 



Hanley Descr. Catal. p. 161. 1845? 



-, Orb. Voy. Amer. Merid. Moll. p. 685. 1846. 



/Station. — Sandy mud at the depth of 6 or 8 fathoms ; Cum- 

 ing 1 Sowerby : also Eeeve. 



Habitat. — Real Llejos, Atacamas, Xipixapi, Panama, and 

 Gulf of California ; Cuming 1 Sowerby : also 

 Reeve. 

 Atacama, Xipixapi, and Panama ; Cuming ! 



Orbigny. 

 Central America ; Hanley. 

 Panama ; C. B. A. ! 

 3 specimens were obtained. 



416. Area g'radata. 



Synonymy. 



Area gradata Brod. and Sowb. in Zool. Journ. IV. 365. 1829. 



Gray in Zool. Beech. Voy. p. 152. pi. 43. f. 1. 1839. 



Reeve Conch. Icon. pi. 14. f. 92. Apr. 1844. 



Hanley Descr. Catal. p. 155. 1845 J 



Orb. Voy. Amer. Merid. Moll. p. 636. 1846. 



