118 MR. C. tt . ANDREWS AND OTHERS ON THE [Feb. 20, 



11. Mitra (Strigatella) literata Lamk. 



12. Mitra (Strigatella) paupercula, var. 



A short form like M. virgata Reeve (Conch. Icon. fig. 197 b), with 

 the spire transversely grooved and the white stripes upon the 

 body-whorl somewhat raised, forming feeble costulations. 



13. Cyphjea arabica Linn. 



Both typical specimens and the variety reticulata. 



14. Cypr,ea vitellus Linn. 



15. Ctpr^a lynx Linn. 



16. Cypr-sia moneta Linn. 



17. Ctpr^a annulus Linn. 



18. Nerita costata Chemnitz. 



19. Turbo lajonkairti Deshayes. 



Hitherto known only from Cocos-Keeling Islands, the original 

 locality " Xew Zealand" not having been confirmed. Two 

 very brightly coloured specimens, copiously blotched and spotted 

 with purple-brown. The operculum has the central portion olive- 

 green, instead of "dark brown" as described and figured by 

 Pilsbry (Man. Conch, vol. x. p. 199, pi. lix. fig. 10). 



20. Smaragdixella viridis Rang. 



21. Phtllidia varicosa Lamk. 



22. Doris coriacea Abraham. 



23. Peronia peronii Cuvier. 



24. Trldacna gigas Linn. 



Only a single very young specimen. 



25. Septifer bilocularis (Linn.). 



26. Arca imbricata Bruguiere. 



27. Meltna perxa (Linn.). 



Very variable in form, but always showing the characteristic 

 colour-markings. Specimens in the Museum are from Cocos- 

 Keeling Islands, Andaman and Samoa Islands. 



Perna samoensis, Baird (Brenchley's Cruise H.M.S. ' Curagoa,' 

 p. 454, pi. xlii. fig. 8), is a synonym of this species (vide Hanley's 

 Ipsa Liunaei Conch, p. 117, pi. ii. fig. 7). 



