[4] Chilton's first scientific publication followed that same year, when he described three new species of crustacean (two crabs and one isopod) from Lyttelton Harbour and Lake Pupuke.[6] He surprised the scientific world later that year by describing four species of amphipod and isopod from groundwaters at the family farm in Eyreton.[10] Chilton gained the first BSc degree from the University of New Zealand in 1887,[4] and married Elizabeth Jack, whom he had met at Dunedin Training College, in 1888.He specialised in ophthalmic surgery, working at The Royal Infirmary of Edinburgh, before travelling to study at Heidelberg, Vienna and London in 1900.[13] In 1915, Frank Chilton, the couple's only child, a second-year medical student and a lieutenant in the Argyll and Sutherland Highlanders, was killed in the Battle of Gallipoli.