Leslie Reginald Cox was an eminent palaeontologist and malacologist.

Cox was born to parents who worked as government servant in the Post Office telephone engineers' department. When he was just a few years old Cox moved to Harringay

Harringay

Harringay is a residential area of North London, part of the London Borough of Haringey, United Kingdom. It is centred on the section of Green Lanes running between the northern boundary of Finsbury Park up to the southern boundary of Duckett's Common, not far from Turnpike Lane.-Location:The...

, where he at six he started attendance at the South Harringay County School. In 1909, he entered Owen's School in Islington, one of the old London Grammar schools.

In August 1916, Cox began his war service. He died on 5 August 1965.

Most important publications:

• The fauna of the basal shell-bed of the Portland Stone, Isle of Portland.// Proceedings of the Dorset natural-historical and archeological Society, 1925.– Vol. 46.– p. 113-172, pls. 1-5.
• Synopsis of the Lamellibranchia and Gastropoda of the Portland beds of England. Part I.// Proceedings of the Dorset natural-historical and archeological Society, 1929.– Vol. 50.– p. 131-202.
• Fossil Mollusca from southern Persia (Iran) and Bahrei Island.// Memoirs of the Geological Survey of India. Palaeontologia indica, 1936.– N. S., vol. 22, mem. №2.– ii+69 pp., 8 pls.
• A survey of the Mollusca of the British Great Oolite series primarily a nomenclatorial revision of the monographs by Morris et Lycett (1851-1855), Lycett (1836) and Blake (1905-1907). Part II.// Palaeontographical Society. Monographs, 1950.– Vol. 105, №449. – p. 49-105. (together with W. J. Arkell)
• Cretaceous and Eocene fossils from the Gold Coast.// Gold Coast Geological Survey. Bulletin, 1952.– №17.– 68 pp., 5 pls.
• The British Cretaceous Pleurotomariidae.// The Bulletin of the British Museum (Natural History). Geology, 1960.– p. 385-423, 1 fig., pls. 44-60.
• The molluscan fauna and probable Lower Cretaceous age of the Nanutarra formation of Western Australia.// Department of National Development. Bureau of Mineral Resources, Geology and Geophysics. Bulletin, 1961.– №61.– 53 pp., 1 fig., 7 pls.
• Jurassic Bivalvia and Gastropoda from Tanganyika and Kenya.// Bulletin of the British Museum (Natural History). Geology, 1965.– Suppl. 1.– 213 pp., 2 figs., 30 pls.