Jukes, Joseph Beet, geologist, born near Birmingham; graduated at Cambridge; took part in several expeditions, and finally became lecturer in the Royal College of Science, Dublin, where he died; he published among other works a “Student's Manual of Geology” (1811‒1869).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Jugurtha * Julia