FAMILY 10. PURPURIFERA. 219 
Martini, Conch., vol. ii. pl. 44. f.471. Duclos, Monographie du 
genre Colombelle, pl. 2. f. 7 and 8. 
Buccinum punctatum, Bruguiére. 
Pl. CCLVIII. Fig. 6. 
CoLuMBELLA TerpsicHore, Sowerby, Genera of Shells, No.9. Kiener, 
Iconographie des Coquilles vivantes, pl. 12. f. 1. Duclos, Mono- 
graphie du genre Colombelle, pl. 10. f. 11 and 12. 
Pl. CCLVIII. Fig. 7. 
COLUMBELLA NiTIDA, Lamarck, Anim. sans vert., vol. vil. p. 295. Du- 
clos, Monographie du genre Colombelle, pl. 2. f.3 and4. Kiener, 
Iconographie des Coquilles vivantes, pl. 15. f. 1. 
Pl. CCLVIII. Fig. 8. 
CoLUMBELLA CONCINNA, Sowerby, Genera of Shells, No. 9. 
BL CCLViIlt. Fig.9. 
COLUMBELLA MERCATORIA (monstrosity), Lamarck, Anim. sans vert., 
vol. vii. p. 294. 
PURPURA, Lamarck. 
Testa ovata, vel oblongo-ovata, extis seepissimé tuberculifera, aut spi- 
nosa, spira brevi, anfractu ultimo ventricoso, interdum laté inflato ; 
apertura ovata, dilatata, superné angulata, inferné sinu subobliquo 
leviter canaliculata ; columella depresso-planaé in mucronem desi- 
nente ; labro spe dentato, fauce nonnunquam crenata. Operculum 
corneum aperturam aptans. 
The word TIlop@ipa, Purpura, was appropriated by the early Greek 
writers to all mollusks that have the property of secreting a purple juice. 
2F2 
