Hermann Wernicke was a German

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 entomologist.

From 1898 Wernicke was an insect dealer in Dresden

Dresden

Dresden is the capital city of the Free State of Saxony in Germany. It is situated in a valley on the River Elbe, near the Czech border. The Dresden conurbation is part of the Saxon Triangle metropolitan area....

. He also sold collecting equipment and natural history

Natural history

Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

 books. In 1899 he wrote Anleitung zur Deutschen Normalpräparation der Schmetterlinge. Published in Dresden, this was a manual on collecting , setting and conserving (as specimens) butterflies and moths.It was a very popular manual even with non German speakers.His private collection of Malay Peninsula

Malay Peninsula

The Malay Peninsula or Thai-Malay Peninsula is a peninsula in Southeast Asia. The land mass runs approximately north-south and, at its terminus, is the southern-most point of the Asian mainland...

 butterflies collected between 1883 and 1884, his private collection of world Lepidoptera and his business were sold to Hans Kotzsch

Hans Kotzsch

Hans Kotzsch was a German entomologist who specialised in Lepidoptera....

.