Johannes Winnertz (11 February 1800 – 24 July 1890) was a German entomologist specialising in

Diptera Flies are insects of the order Diptera, the name being derived from the Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwings having evolved into advanced ...

. He was a dealer in

Krefeld Krefeld ( , ; li, Krieëvel ), also spelled Crefeld until 1925 (though the spelling was still being used in British papers throughout the Second World War), is a city in North Rhine-Westphalia, Germany. It is located northwest of Düsseldorf, i ...

Works

* ''Beitrag zur Kenntniss der Gattung Ceratopogon Meigen''. 1852 * ''Beitrag zu einer Monographie der Gallmücken''. 1853 * ''Beitrag zu einer Monographie der Pilzmücken''. 1863 * ''Beitrag zu einer Monographie der Sciarinen''. Wien, 1867

Collections

Winnertz' collections of Diptera are in

Senckenberg Museum The Naturmuseum Senckenberg is a museum of natural history, located in Frankfurt am Main. It is the second-largest of its type in Germany. The museum contains a large and diverse collection of birds with 90,000 bird skins, 5,050 egg sets, 17,0 ...

Naturhistorisches Museum The Natural History Museum Vienna (german: Naturhistorisches Museum Wien) is a large natural history museum located in Vienna, Austria. It is one of the most important natural history museums worldwide. The NHM Vienna is one of the largest museum ...

Vienna and the Natural History Museum,

Bonn The federal city of Bonn ( lat, Bonna) is a city on the banks of the Rhine in the German state of North Rhine-Westphalia, with a population of over 300,000. About south-southeast of Cologne, Bonn is in the southernmost part of the Rhine-Ruhr r ...

References

Sources

* Osten-Sacken, C. R. 1903: ''Record of my life and work in entomology''. - Cambridge (Mass.) 1800 births 1896 deaths German entomologists Dipterists {{Germany-scientist-stub