Hectocotylus
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A hectocotylus is one of the arms of male cephalopods that is specialized to store and transfer spermatophores to the female. Structurally, hectocotyli are muscular hydrostats. Depending on the specie
Georges Cuvier's original illustration of an octopus hectocotylus. Mistaking it for its own separate organism, he named it Hectocotyle octopodis.
Squid
Octopod
Abraliopsis morisi hectocotylus English
Seven-arm octopus
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The seven-arm octopus, also known as the blob octopus or sometimes called septopus, is one of the two largest known species of octopus; the largest specimen ever discovered had an estimated total leng
Hectocotylus
…octopuses, it is one of arm pair III. Rare examples of double and bilateral hectocotylization have also been recorded in incirrate octopuses. In male seven-arm octopuses (Haliphron atlanticus), the hectocotylus develops in an inconspicuous sac in front of the right eye that gives the male the appearance of having only…
Haliphron atlanticus
Haliphron atlanticus 1
Egg string and embryos of H. atlanticus collected north of the Cape Verde Islands (17°24′N 22°57′W / 17.400°N 22.950°W / 17.400; -22.950): The eggs measure around 8 mm (0.31 in) at their widest.