A genus or type of marine crustaceans or shellfish; possibly a historical zoological classification for certain small aquatic animals.
Possibly from Greek 'kyon' (dog) combined with a zoological suffix, though the etymology is obscure; may relate to Mediterranean species with dog-like features.
Many scientific names from before modern taxonomy are completely mysterious—we don't even know what cynias referred to because naturalists named things with personal logic that didn't survive their era.
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