Assertion: barnacle | /r/HasAspect | two plates
Facets:
Source sentences:
text: Their calcite shells are impermeable, and they possess two plates which they slide across their mouth opening when not feeding.
text: Their calcite shells are impermeable, and they possess two plates which they slide across their mouth opening when not feeding.
text: Their calcite shells are impermeable, and they possess two plates which they slide across their mouth opening when not feeding.