coleoid
Noun
Meaning
coleoid (plural coleoids)
A cephalopod of the subclass Coleoidea, including octopuses, squid and cuttlefish.
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Examples
Coleoid cephalopods (octopus, squid, cuttlefish) have a single photoreceptor type and lack the ability to determine color by comparing detected photon intensity across multiple spectral channels.