Louis Jérôme Reiche was a French

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 merchant

Merchant

A merchant is a businessperson who trades in commodities that were produced by others, in order to earn a profit.Merchants can be one of two types:# A wholesale merchant operates in the chain between producer and retail merchant...

, manufacturer and entomologist.

Reiche travelled widely in Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

 making a large insect collection principally of beetles. He wrote 65 scientific papers and was a founder of the Société entomologique de France

Société entomologique de France

The Société entomologique de France, or French Entomological Society, is devoted to the study of insects. It was founded in 1832.The society was created by eighteen Parisian entomologists on January 31, 1832...

 becoming president on six occasions.Reiche was a merchant and manufacturer in Paris but suffered from severe losses at the time of the war of 1870, and had to sell his collection and library.

Sources

• Edward Oliver Essig
  Edward Oliver Essig
  Edward Oliver Essig was an American entomologist who specialised in Hemiptera.Essig was a professor at the University of California.He wrote Injurious and Beneficial Insects of California , Insects of Western North America , A History of Entomology , College Entomology and several hundred...
  
  (1931). A History of Entomology. Mac Millan (New York) : vii + 1029 p.
• Jean Gouillard (2004). Histoire des entomologistes français, 1750-1950. Édition entièrement revue et augmentée. Boubée (Paris) : 287 p.