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Publication: Roper, Clyde F. E., C. C. Lu, and Michael Vecchione / N. A. Voss, M. Veccione et al., eds. 1998. A revision of the systematics and distribution of Illex species. Systematics and Biogeography of Cephalopods. Smithsonian Contributions to Zoology, 586 (I-II). 405-423.