Relating to or resembling shrimp; of or pertaining to the family Caridae.
Derived from Latin 'caris' (shrimp) with the suffix '-ous' (having the quality of). This scientific adjective form developed with modern taxonomy in the 18th-19th centuries.
This word is almost extinct in modern scientific writing because taxonomists prefer more specific classifications—it's a fossil word that tells us how scientists used to group animals more broadly before genetics revealed true relationships.
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