parentelae

Noun

parentela (plural parentelas or parentelae)

1. An ancestor and all of his or her descendants; all descendants of a person's ancestors of a certain degree.
   • Every person who is in my father’s parentela is nearer to me than any person who can only claim kinship through some ancestor remoter from me than my father.1898, Sir Frederick Pollock, Frederic William Maitland, The History of English Law, 2nd edition, Cambridge University Press, page 296