By Oken, Lorenz, 1779-1851 . Genre Natural history / Periodicals . Names ba / ge / alle / la / na and 19759 more

Genre e-gw--- / Natural history / Societies, etc / Natural history / Germany and 4 more . Names zu / ge / sp / ca / alle and 3934 more

Genre Natural history / Periodicals / Science / Periodicals / Basel (Switzerland) and 1 more . Names zu / ge / alle / chen / rus and 5035 more

Genre Science / Periodicals / Natural history / Periodicals . Names zu / ge / dies / sp / alle and 1828 more

By Abel, Othenio, 1875-1946 . Genre Paleontology / Natural history . Names zu / ge / dies / sp / alle and 4465 more

Genre Natural history / Natuurlijke historie . Names victoria / areas / island / adult / area and 1524 more

Genre Natural history / Periodicals . Names zu / sp / mus / ge / aves and 9803 more

By Abderhalden, Emil, 1877-1950 . Genre Natural history / Collected works . Names zu / ge / dies / sp / alle and 1276 more

Genre Natural history / Natuurlijke historie . Names euides / area / type / areas / sea and 3190 more

Genre Naturhistorisches Museum (Austria) / Natural history / Periodicals . Names zu / sceliphron / mus / ge / sp and 6319 more