Relating to or characteristic of the Branchiopulmonata; supposedly having both gill and lung features.
From 'branchiopulmonata' + '-ate' (adjective suffix). Describes organisms formerly classified with this dual-respiratory-system assumption, now recognized as outdated taxonomy.
The term branchiopulmonate reveals how scientists in the 1800s misinterpreted mollusk anatomy—what looked like both gills and lungs was actually one system interpreted two ways.
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