Böcker av Joh Wilhelm Zetterstedt

Un'opera completa ed esaustiva sulla sistematica dei ditteri della Scandinavia, che ha rappresentato per molti anni una pietra miliare per chiunque si dedichi allo studio della entomologia. Zetterstedt descrive molte nuove specie, molte delle quali ancora oggi valide. Il testo è riccamente illustrato con disegni e litografie originali dell'autore.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Questo libro descrive in modo dettagliato i tipi di mosche che si possono trovare in Scandinavia. Contiene informazioni scientifiche preziose ed è uno strumento indispensabile per gli appassionati di entomologia.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.