CANCELLAEIA. Panama Shells. 135 



Habitat. Conchagua, San Salvador; Cuming! Sowerby: 

 also Miiller. 



Central America ; Jay. 



Mazatlan; Melchers! Menke. 



Mazatlan ; Lt. Green ! Gould MSS. 



Lower California ; Major Eich I Gould MSS. 



Taboga ; C. B. A. ! 

 "We found 1 specimen. 



158. Cancellaria mitriformis. 



Synonymy. 



Cancellaria mitriformis Sowb. in Proc. Zool. Soc. Lend. 



p. 51. - - Mar. 1832. 

 uniplicata Sowb. in Proc. Zool. Soc. Lond. 



p. 173. - Oct. 1832. 



Mull. Syn. Nov. Test. Viv. p. 79. 1836. 



mitriformis Mull. Syn. Nov. Test. Nov. p. 73. 1836. 



uniplicata Sowb. Conch. 111. No. 12. pi. 10. f. 13. 1841. 



mitriformis Sowb. Conch. 111. No. 13. pi. 10. f. 14. 1841. 



uniplicata Reeve Conch. Syst. pi. 230. f. 13. 1842. 



mitriformis Reeve Conch. Syst. pi. 230. f. 14. 1842. 



Kiener Iconog. p. 27. pi. 9. f. 3. 



Sowb. Thes. Conch, p. 445. No. 19. 



pi. 93. f. 24, 35. 1848. 



Station. One specimen of C. m. was dredged in sandy mud ; 

 Cuming ! Sowerby. Two specimens of C. u. were dredged in 

 sand at a depth of 10 fathoms ; Cuming ! Sowerby. 



Habitat. Panama ; Cuming ! Sowerby : also Miiller. 

 Panama ; Kiener : also Jay. 

 Panama ; C. B. A. ! 



Two young and 3 mature specimens were obtained. Two of 

 the latter of a deep blackish brown, like var. uniplicata. 



159. Cancellaria pulchra. 



Synonymy. 

 Cancellaria pulchra Sowb. in Proc. Zool. Soc. Lond. p. 50. Mar. 1832. 



