Bilaterian
= Bilaterian
A member of the animal lineage characterized ancestrally by bilateral organization, including <chordates> and many other groups. <bilaterian> affinity does not imply <vertebrate> affinity.
= Bilaterian
A member of the animal lineage characterized ancestrally by bilateral organization, including <chordates> and many other groups. <bilaterian> affinity does not imply <vertebrate> affinity.