CABDITA. Panama Shells. 265 



Guaymas ; Lt. Green ! Gould MSS. 

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



70 specimens were collected. 



428. Cardita laticostata. 



Synonymy. 



Cardita laticostata Sowb. in Proc. Zool. Soc. Lond. p. 196. Dec. 18312. 



Miill. Syn. Test. Viv. p. 210. May 1836. 



Reeve Conch. Icon. pi. 7. f. 36. Aug. 1843. 



Hanley Descr. Catal. p. 146. 1845 ! 



Orb. Voy. Araer. Merid. Moll. p. 582. 1846. 



arcella Val. Voy. Venus. Moll. pi. 22. f. 1. 1846. 



Reeve Elem. Conch, pi. 35. f. 191. 1849 ? 



Station. — In sand, at a depth of 6 to 12 fathoms ; Cuming 1 

 Sowerby. 



In coarse sand and mud at the depth of from 10 to 12 

 fathoms; Cuming 1 Eeeve. 



Our specimens were found partly buried in calcareous sand 

 and gravel, under stones, near the low water mark of spring 

 tides. 



Habitat — Guacomayo, St. Elena, Panama, and Real Llejos; 

 Cuming I Sowerby : also Miiller. 

 St. Elena, Panama, Real Llejos, Guayaquil, &c. 



Cuming I Reeve. 

 All the Coast of Peru from Payta to St. Elena in 



Equador; Orbigny. 

 Central America ; Hanley. 

 Guayaquil and Real Llejos ; Jay. 

 Panama ; C. B. A. I 

 We collected 150 specimens on the reef. 



429. Cardita radiata. 



Synonymy. 

 Cardita radiata Sowb. in Proc. Zool. Soc. Lond. p. 195. Dee. 1832. 



JULY, 1852. 67 Ann. Ltc. Nat. Hut. 



