COEBULA. Panama Shells. 297 



602. Corbula Mcarinata. 



Synonymy. 



Cofhula bicarinata Sowb. in Proc. 2k)ol. Soc. Lond. p. 86. Mat'. 18S&. 



Miill. Syn. Test. Viv. p. 229. May 1836i 



Reeve Conch. Icon. pi. 3. f. 23. Jan. 1844. 



Hanley Siipp. Wood Ind. Test. pi. 12. f. 31. 1845} 



Hanley Descr. Catal. p. 46. 1845? 



Orb. Voy. Amer. Mend. Moll. p. 571. 1846. 



Station, — In sandy mud, at the depth of from 7 to 17 fathoms ] 

 Cuming I Sowerby: also Reeve. 



Out specimens were found under stones, wMoh were sunk 

 deep in sand, a little above low water mark. 



Habitat.— Punaxrin, Real Llejos, Caraccas, St. Elena, &c. ; 

 Cuming I Sowerby: alsoMuller: alsoOrbigny: 

 also Reeve. 

 West Columbia ; Hanley ; also Jay. 

 Panama ; C. B. A. 1 

 260 specimens were collected on the reef 



603. Corbiila biradiata. 



Synonymy. 



Corbula biradiata Sowb. in Proc. Zool. Soc. Lond. p. 35. Mar. 1833. 



Mull. Syn. Test. Viv. p. 230. May 1836. 



Eeeve Conch. Icon. pi. 1. f. 3. Aug. 1843. 



Hanley Supp. Wood Ind. Test. pi. 10. f. 51. 1845 ! 



. Hanley Descr. Catal. p. 47. 1845 ? 



, Orb. Voy. Amer. Merid. Moll. p. 671. 1846. 



Station.— In sand and mud, at the depth of from 8 to 7 

 fathoms ; Ciiming I Sowerby ; also Reeve. 



^aJtta*.— Chiriqui and Bay of Caraccas ; Cuming I Sowerby : 

 also Mliller : also Orbigny : also Reeve. 

 Caraccas; Hanley. 



JULY 1852. 75 Ann. Lto. Nat. Hibt. 



