Assertion: mollusk's shell | /r/HasProperty | coiled
Facets:
value: usually
type: DEGREE
value: spirally
type: DEGREE
value: planispirally
type: MANNER
Source sentences:
text: The shell is usually coiled and may be "left-handed" or sinistral (spiraled counter-clockwise) or "right-handed" or dextral (clockwise).
text: The shell is coiled, aragonitic, nacreous and pressure-resistant, imploding at a depth of about 800 m (2,600 ft).
text: The shell usually is spiraled or coiled and the body of the animal can retract into it.
text: An example of this is Bellerophon from the limestones of the Carboniferous period in Europe, the shell of which is planispirally coiled and can be mistaken for the shell of a cephalopod.[citation needed]
text: Most shells are spirally coiled while some sea snails, commonly called the impetus, have a conical shell.