Caul or seventh child marks the cursed
A motif, one of the traits figures share. All traits.
Omens
1 figures
Strigoi
Folk explanations for why a corpse might become a strigoi vary but recur across tellings: dying unbaptized, being born with a caul or an extra membrane, being the seventh child of the same sex in a family, having been cursed, or simply being improperly buried or mourned.