Good article.
**But they are usually translated kinsmen, kinsfolk, or kindred in KJV: that is, in a sense wider than cousin: often referring to the entire nation of Hebrews. **
Protestants get it wrong.
St Jerome did too!:
Mark 6:3--
nonne iste est faber filius Mariae frater Iacobi et Ioseph et Iudae et Simonis nonne et sorores eius hic nobiscum sunt et scandalizabantur in illo