His copula

From Biology-Online Dictionary | Biology-Online Dictionary

His copula --> hypobranchial eminence

(Science: anatomy) a median elevation in the floor of the embryonic pharynx caudal to the tuberculum impar.

It merges laterally with the ventral part of the second and third branchial arches, and in later development is incorporated in the root of the tongue.

Synonym: copula linguae, his copula.