JONES

jones, thomas rupert (1819- ), english geologist and palaeontologist, was born in london on the 1st of october 1819. while at a private school at ilminster, his attention was attracted to geology by the fossils that are so abundant in the lias quarries. in 1835 he was apprenticed to a surgeon at taunton, and he completed his apprenticeship in 1842 at newbury in berkshire. he was then engaged in practice mainly in london, till in 1849 he was appointed assistant secretary to the geological society of london. in 1862 he was made professor of geology at the royal military college, sandhurst. having devoted his especial attention to fossil microzoa, he now became the highest authority in england on the foraminifera and entomostraca. he edited the 2nd edition of mantell's _medals of creation_ (1854), the 3rd edition of mantell's _geological excursions round the isle of wight_ (1854), and the 7th edition of mantell's _wonders of geology_ (1857); he also edited the 2nd edition of dixon's _geology of sussex_ (1878). he was elected f.r.s. in 1872 and was awarded the lyell medal by the geological society in 1890. for many years he was specially interested in the geology of south africa. his publications include _a monograph of the entomostraca of the cretaceous formation of england_ (palaeontograph. soc., 1849); _a monograph of the tertiary entomostraca of england_ (ibid. 1857); _a monograph of the fossil estheriae_ (ibid. 1862); _a monograph of the foraminifera of the crag_ (ibid. 1866, &c., with h. b. brady); and numerous articles in the _annals and magazine of natural history_, the _geological magazine_, the _proceedings of the geologists' association_, and other journals.