Beschreibung neuer Käfer aus OranPublished in Berliner entomologische Zeitschrift, in 1872, in volume 16, pages 137-139Diptera Americae septentrionalis indigenaPublished in Berliner entomologische Zeitschrift, in 1872, in volume 16, issue 1, pages 49-115
Diptera Americae septentrionalis indigenaPublished in Berliner entomologische Zeitschrift, in 1872, in volume 16, issue 1, pages 49-115