Koskinonodon, an extinct genus of large temnospondyl amphibian
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Buettneria (katydids), genus of bush crickets or katydids in the family Tettigoniidae, subfamily Phaneropterinae
David Sigismundus Augustus Büttner (1724-1768), commemorated in Buettneria, was a Hungarian botanist, professor of medicine and botany at the Collegium medico-chirurgicum Berlin, and later professor of botany and zoology at the University of Göttingen.