Assertion: sand dollar's larva | /r/HasProperty | symmetric
Facets:
value: bilaterally
type: DEGREE
Source sentences:
text: Larvae are bilaterally symmetric and show no signs of pentaradiate symmetry, a characteristic of sea urchins.
text: Such a larva is bilaterally symmetrical, and undergoes metamorphosis to attain the pentaradial symmetry of the adult.