Rolán, E., Monteiro, A., and Fernandes, C., 1998. Cone Shells from Cape Verde Island: New Developments, with Description of a New Species. La Conchiglia: International Shell Magazine, 30 (286 ): 36 -44 .
New Species-Group Names:
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raulsilvai Rolán. Monteiro & Fernandes, 1998. p. 36. figs.
