Dear Helmut, These are the species I suggest:

Oliva baileyi Petuch, 1979 - Solomon Is.
Oliva julieta Duclos, 1835 - W. Central America
Oliva kaleontina Duclos, 1835 - W. Central America
Oliva rubrolabiata H. Fischer, 1902 - New Hebrides (This species is
getting rarer as I write).
Oliva rufofulgurata Schepman, 1911 - Phillipines
Oliva sayana citrina Johnson, 1911 - Florida
Oliva zelindae Petuch, 1979 - Brasil

That is the best I can do.

- James