Assertion: gibbon | /r/HasAspect | well-developed coelom(4
Facets:
Source sentences:
text: The gibbons must also have a well-developed coelom(4) (body cavity)(3), single, dorsal, hollow nerve cord which usually ends with a large anterior brain, tail projecting beyond the anus during one of its stages of development, pharyngeal(4) (having to do with the pharynx.