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♦ ¹Yves Cherel, Richard Sabatié, Michel Potier, Francis Marsac, Frédéric Ménard. 2007. New information from fish diets on the importance of glassy flying squid (Hyaloteuthis pelagica) (Teuthoidea: Ommastrephidae) in the epipelagic community of the tropical Atlantic Ocean. Fish. Bull. 105: 147–152.
♦ ²FEEDING ECOLOGY OF THE DARK-RUMPED PETREL IN THE GALAPAGOS ISLANDS, M. J. Imber, J. B. Cruz, J. S. Grove, R. J. Lavenberg, C. C. Swift, F. Cruz, The Condor 94:437-447 (1992)