turbellarians; Turbellaria
Taxonomic term for a class of free-living flatworms, including planarians. Used mainly in biological contexts.
Turbellaria includes planarians.
In biology class, we learned about the regenerative ability of turbellarians.
扁形動物 is the phylum Platyhelminthes (flatworms), which includes 渦虫類 as a class along with parasitic groups like flukes and tapeworms.
Standard kanji spelling for the taxonomic group Turbellaria.
Mixed kana-kanji spelling sometimes used in less formal contexts.
From 渦 (うず, 'whirlpool') + 虫 (むし, 'worm') + 類 (るい, 'class'), referring to the ciliated, swirling movement of these flatworms in water.