Report on the zoological collections made in the Indo-Pacific Ocean ...

496 COLLECTIONS FKOM THE WESTERN INDIAN OCEAN.This species to the naked eye appears to he almost uniformlylight pink ; by the aid of a lens, however, it is seen to be colouredas described above, and in addition there are two or three whitedots placed at distant intervals upon the upper margin of thewhorls.33. Nassa arcularia, Linne,Mozambique, between tide-marks.34. Nassa granifera, Kiencr.Cerf Island, Mascarenes, in 10 fms.35. Nassa gaudiosa.Hinds; Reeve, Conch. Icon. viii. fig. 48.Mozambique, between tide-marksThe specimen from this locality is shorter than that figured byEeeve, and almost as stout as N. mucronata, A. Adams, which isvery closely allied.36. Nassa stigmaria, var.A. Adams, Proc. Zool. Soc. 1851, p. 90 ; Reeve, Conch. Icon.figs. 42 a, b.Var. =N. deusigranata, A. Adams; Reeve, Conch. Icon. fig. 181.Marie-Louise Island, Amirantes, 16-17 fms. {Coppinger).The little shell from the above island resembles in every particularN. densigranata, said to have been originally found at the PhilijipineIslands, and which T think should be regarded as a dwarf form ofN. stir/maria. This species I have elsewhere quoted from the KoreanStraits.37. Phos nodicostatus, var.A. Adams ; Sowerln/s Thesaurus, vol. iii. p. 93, pi. 222. fig. 47.Darros Island and Poivre Island, Amirantes, 20-22 fms. ; alsoCerf Island and Providence Ileef, Mascarenes, in 10-24 fms.The same shell, regarded by Martens as a variety (r-hodostoma) ofP. tewtvs of Gmelin (Moll. Mauritius, p. 241, pi. 20. f. 7), wasdredged by Prof. Mcibius at five fathoms depth at the Seychelles,The sculpture is of a more delicate character than obtains inP. textas, and the spire is more graceful.African Island, Amirantes.38. Purpura hippocastanum.39. Purpura (Jopas) sertum, Brxguiere.Darros Island, Amirantes.