By Abderhalden, Emil, 1877-1950 . Genre Natural history / Collected works . Names zu / ge / alle / sp / chen and 1665 more

By Froriep, Ludwig Friedrich von, 1779-1847 / Froriep, Robert, 1804-1861 . Genre Natural history / Periodicals / Medicine / Periodicals . Names ba / ge / alle / ser / na and 2728 more

Genre Natural history / Periodicals / Medicine / Periodicals . Names ba / ge / alle / la / fer and 5559 more

Genre Science / Periodicals / Natural history / Brazil / Periodicals and 3 more . Names uma / na / sp / lado / forma and 4112 more

Genre e-gw--- / Natural history / Wrttemberg / Societies, etc / Societies, etc.2 . Names zu / ge / alle / dies / chen and 2287 more

Genre e-gw--- / Natural history / Wrttemberg / Societies, etc / Societies, etc.2 . Names zu / ge / sp / alle / s 1 and 10207 more

Genre Natural history / Societies, etc . Names zu / ge / sp / noumea 1 / alle and 1736 more

Genre Natural history / Societies, etc . Names zu / ge / sp / alle / chen and 3040 more

By Doflein, Franz, 1873-1924 . Genre Natural history / Macedonia / Macedonia / Description and travel . Names zu / alle / ge / sp / chen and 3054 more

By Nemnich, Philipp Andreas, 1764-1822 . Genre Latin language / Dictionaries / Polyglot / Natural history / Dictionaries . Names musca / tipula / salix / ca / anas and 29763 more