1) Family like the Jukes 
The pseudonym for a celebrated family with two lines of descendants, one of respectable citisens, the other of social misfits and criminals. ... See: Jukes. ... (05 Mar 2000) ... 
Type: Term Pronunciation: kal′ĭ-kak Definitions: 1. The pseudonym for a celebrated family with two lines of descendants, one of respectable citizens, the other of social misfits and criminals.
the fictitious name of an actual family that was the focus of a sociological study: one branch of feeble-minded descendants were mostly social degenerates, while another branch with descendants of normal intelligence were mostly successful. Cf. Jukes.