Relating to or belonging to the superfamily Caridea of shrimp and prawns.
Formed from 'caridea' with the adjective suffix '-an'. This descriptor developed alongside modern crustacean taxonomy in the 19th-20th centuries.
When scientists need to describe something about shrimp, they use 'caridean' almost like a secret password—it instantly tells other scientists exactly which group of creatures you're discussing, saving pages of explanation.
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