It's another way to call the Family Tree. A schema where a person's origins or ancestors are represented.
This term refers to a structure or schema of identity, filiation, transmission or identification of any manuscript or a version from the original of a work; in textual criticism.
ESTEMA: Inside piece of dress, in use between the women of the ancient Greece.
ESTEMA: Aragon and in the past, penalty of mutilation.
ESTEMA: Family tree.