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Cephalopod Species

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Cephalopod Categories

Octopuses, Cuttlefish, Squids

There are more than 300 documented species, over 120 unique cuttlefish species and more than 300 species of squid in every ocean of the world, and in this identification guide we will cover a lot of them!

Octopuses

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Atlantic Pygmy Octopus

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Smoothskin Octopus

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East Pacific Red Octopus

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Umbrella Octopus

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Opisthoteuthis californiana

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Opisthoteuthis depressa

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Amphioctopus fangsiao

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Typical octopuses

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Argonaut

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Argonauta argo

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Eledone moschata

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Cirrina

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Stauroteuthis

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Megaleledonidae

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Proteroctopus

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Cirroctopodidae

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Octopus Wolfi

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Atlantic White Spotted Octopus

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Incirrata

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Bimac Octopus

Cuttlefish

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AUSTRALIAN GIANT CUTTLEFISH

BROADCLUB CUTTLEFISH

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SOUTHERN CUTTLEFISH

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REAPER CUTTLEFISH

Squid

nudibranch species

Giant Squid

nudibranch species

Glass Squid

nudibranch species

Colossal Squid

nudibranch species

Deepsea Squid

nudibranch species

Humboldt Squid

nudibranch species

Robust Clubhook Squid

nudibranch species

Grimaldi Scaled Squid

nudibranch species

Ruppell’s Octopus Squid

nudibranch species

Dana Octopus Squid

nudibranch species

Sharpear Enope Squid

nudibranch species

Southern Pygmy Squid

nudibranch species

Umbrella Squid

nudibranch species

Wonderful Firefly Squid

nudibranch species

Diamondback Squid

nudibranch species

Banded Piglet Squid

nudibranch species

Roundear Enope Squid

nudibranch species

Jewel Enope Squid

nudibranch species

European Squid

nudibranch species

Argentine Shortfin Squid

nudibranch species

Glassy Flying Squid

nudibranch species

Long Armed Squid

nudibranch species

Sandal-Eyed Squid

nudibranch species

Ram Horn’s Squid

nudibranch species

Tropical Bottletail Squid

nudibranch species

North Pacific Bobtail Squid

nudibranch species

Toothed-fin Squid

nudibranch species

Eye-flash Squid

nudibranch species

Firefly Squid

nudibranch species

Bush-club Squid

nudibranch species

Joubin’s Squid

nudibranch species

Market Squid

nudibranch species

Japanese Flying Squid

nudibranch species

Heterololigo

nudibranch species

Bigfin reef squid

nudibranch species

Swordtip squid

nudibranch species

European squid

nudibranch species

Uroteuthis chinensis

nudibranch species

Bobtail squid

nudibranch species

Caribbean reef squid

nudibranch species

Myopsina

nudibranch species

Loligo

nudibranch species

Loliginidae

nudibranch species

Spirulida

nudibranch species

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Nautilus

nudibranch species

Nautiluses

nudibranch species

Allonautilus

nudibranch species

Melibe leonina

nudibranch species

Melibe leonina

Kin

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Melibe leonina

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Melibe leonina

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Melibe leonina

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Melibe leonina

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