Assertion: plastron | /r/HasProperty | concave
Facets:
value: in some
type: LOCATION
value: slightly
type: DEGREE
Source sentences:
text: In some, the plastron or lower surface of the shell of the male is slightly concave in relation to the back of the female.
text: In certain species the sex of a testudine can be told by whether the plastron is concave, male or convex, female.
text: In certain species the sex of a testudine can be told by whether the plastron is concave, male or convex, female.