The German Entomological Institute (German: Deutsches Entomologisches Institut, or DEI) is a German entomological research institute devoted to the study of insects. Founded in 1886, the institute has an extraordinary insect collection and a World class entomological library. Since 2009 the SDEI is part of the .
The department of Phylogenetic Systematics and Taxonomy of Insects maintains ca 3 million pinned insects plus uncounted specimens in the wet collection, among others the collections of
The Entomology Information Center keeps
Also the Archives are associated here, which comprise