OLIVIDiE. 35 



Var. Paler. Ancillaria mucronata, Sow. Spec. Conch. Ancill. 8. 

 f. 47, 48. 



Kiener, Ancill. 7. t. 3. f. 3. 

 Hah. New Zealand. 



Operculum ovate, lanceolate, about two-thirds the length of 

 the aperture of the shell. 



7. Ancilla obtusa. B.M. 



Ancillaria obtusa, Swains. Journ. Sci. xviii. 282. 



Sow. Spec. Conch. Ancill. 5. f. 24, 25. 

 Hab. Coast of Africa ; Algoa Bay. 



Operculum ovate, oblong, about one-half the length of the 

 mouth of the shell. 



Genus 13. SANDELLA. 



Shell ovate, covered with an enamel coat forming a broad 

 belt on the back of the whorls, and reaching in the penultimate 

 whorl to the back of the mouth ; axis imperforate ; outer lip 

 with an obscure tooth in front. Operculum ? Animal 



? 



1. Sandella tankervillii. B.M. 



Ancillaria tankervillii, Swains. Journ. Sci. 8f Arts, xviii. 283. 



Tank. Cat. no. 2285. 



Sow. Spec. Conch. Ancill. 8. f. 53, 54, 55. 



Kiener, 5. t. 3. f. 1. 

 Sandella tankervillii, Gray, Guide B. M. 26. 



llab. Columbia ; Island of Margaretta. 



Genus 14. RUPERTIA 



Shell ovate, coveted with an enamel coat forming a broad 

 belt on the back of the whorls, not reaching to the back of the 

 mouth ; axis deeply perforated ; outer lip with an obscure tooth 

 in front. Operculum ? Animal ? 



1. RUPERTIA BALTEATA. 



Pale yellow, or white. 



Eburna balteata, Sow. Gen. no. 19. f. 3, 4. 

 Ancillaria balteata, Swains. Journ. Sci. xviii. 284. 



Sow. Spec. Conch. Ancill. 9. f. 56, 57. 



Kiener, Ancill. 13. t. 4. f. 4, 5. 



