BA Lond, DSc 1877; MD Camb 1882; MSc (hon) Manch 1893.
Marshall was professor of zoology and comparative anatomy at Owens College Manchester. He was killed on 31 December 1893 by a fall from Scafell. Marshall was born on 8 June 1852, and was educated at St John's College Cambridge. After graduating in natural science, Marshall assisted in classes of comparative morphology. In 1877 he entered St Bartholomew's Hospital. Marshall was appointed professor at Owens College in 1879, where he gained a reputation as one of the University's most brilliant professors, attracting large audiences to his lectures. He was closely involved in the development of the early Victoria University. In 1885 he was elected a Fellow of the Royal Society. He was on the editorial staff of the BMJ. Marshall was president of the Manchester Microscopical Society for the last seven years of his life. He wrote a number of works on comparative anatomy, and in his writing and teaching stressed that the embryonic development of different animals should not be confused.