. . "American scientist" . . "1851-10-30Z"^^ . "1943-02-28Z"^^ . . . . "Stejneger, Leonhard Hess"@en . "Leonhard Hess Stejneger (30 October 1851 - 28 February 1943) was a Norwegian-born American ornithologist, herpetologist and zoologist. Stejneger specialized in vertebrate natural history studies. He gained his greatest reputation with reptiles and amphibians."@en . "1943Z"^^ . . . "1851Z"^^ . "Leonhard Hess Stejneger"@en . .