Assertion: auricle | /r/HasProperty | derived
Facets:
value: from two ridges
type: OTHER
Source sentences:
text: In referring to the hillocks, the author states that he does not find that they take part in the formation of the floor, but rather that the auricle is derived from two ridges that are independent of the auricular hillocks, somewhat as described by Gradenigo (helix mandibulars and helix hyoidalis) .