The copula linguae or copula, is a swelling that forms from the second
pharyngeal arch
The pharyngeal arches, also known as visceral arches'','' are structures seen in the embryonic development of vertebrates that are recognisable precursors for many structures. In fish, the arches are known as the branchial arches, or gill arche ...
, late in the fourth week of
embryogenesis.
During the fifth and sixth weeks the copula becomes overgrown and covered by the
hypopharyngeal eminence which forms mostly from the third pharyngeal arch and in part from the fourth pharyngeal arch.
References
External links
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Anatomy
{{Portal bar, Anatomy