''Tetragonoderus bilunatus'' is a species of

beetle Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

in the family

Carabidae Ground beetles are a large, cosmopolitan family of beetles, the Carabidae, with more than 40,000 species worldwide, around 2,000 of which are found in North America and 2,700 in Europe. As of 2015, it is one of the 10 most species-rich animal ...

. It was described by

Johann Christoph Friedrich Klug Johann Christoph Friedrich Klug (5 May 1775, in Berlin – 3 February 1856, in Berlin), was a German entomologist. He described the butterflies and some other insects of Egypt, Upper Egypt and Arabia in Christian Gottfried Ehrenberg and Wilhelm Fr ...

in 1833.

References

bilunatus Beetles described in 1833 {{Carabidae-stub