Assertion: occipital bone | /r/HasProperty | one of the first bones
Facets:
Source sentences:
text: It is one of the first bones to develop in the skull, and like few other cranial bones, it ossifies through more than one developmental process (Fig. 1) (de Beer, 1937; Gasser, 1976; Sperber, 1989; Enlow, 1990).