CORBULA. Panama Shells. 297 



502. Corbula Mcariiiata. 



Synonymy. 



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



- Mull. Syn. Test. Viv. p. 229. May 1836. 

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



Hanley Supp. 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 ! Sowerby : also Reeve. 



Our specimens were found under stones, which were sunk 

 deep in sand, a little above low water mark. 



Habitat. Panama, Real Llejos, Caraccas, St. Elena, &c. ; 

 Cuming ! Sowerby : also Muller : also Orbigny : 

 also Reeve. 



West Columbia ; Hanley ; also Jay. 

 Panama ; C. B. A. ! 

 260 specimens were collected on the reef. 



503. Corlmla Mradiata. 



Synonymy. 



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



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

 Reeve 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. 571. 1846. 



Station. In sand and mud, at the depth of from 3 to 7 

 fathoms ; Cuming ! Sowerby ; also Reeve. 



Habitat. Chiriqui and Bay of Caraccas ; Cuming ! Sowerby : 



also Muller : also Orbigny : also Reeve. 

 Caraccas; Hanley. 



JULY, 1852. 20 ANN. Lore. NAT. HIST. 



