From shaphah (compare shiphchah); a family, i.e. Circle of relatives; figuratively, a class (of persons), a species (of animals) or sort (of things); by extens. A tribe or people -- family, kind(-red).
KJV: By these were the isles of the Gentiles divided in their lands; every one after his tongue, after their families, in their nations.
NASB: From these the coastlands of the nations were separated into their lands, every one according to his language, according to their families, into their nations.