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Octopus, Squid, and Cuttlefish: A Visual, Scientific Guide to the
Cephalopoda - Alexander Semenov
Cuttlefish – OCEAN TREASURES Memorial Library
Journal of Morphology, Animal Morphology Journal
Cuttlefish: Most Up-to-Date Encyclopedia, News & Reviews
Sepia officinalis (Common Cuttlefish)
Cuttlefish – ONG Seafood
Cuttlefish – OCEAN TREASURES Memorial Library
Sepia octopus. (Eight-armed Cuttle-fish) [Class 6. Vermes; Order 2