Jerarquía taxonómica:
Staphylinidae → Diochus nanus Erichson, 1839

Familia:
Staphylinidae

Autor:
Erichson, 1839

Sinónimos:
Diochus antennalis Cameron, 1922
Diochus apicipennis Cameron, 1922
Diochus flavicans Sharp, 1876
Diochus inornatus Sharp, 1885
Diochus longicornis Sharp, 1876
Diochus maculicollis Fauvel, 1891
Diochus parvulus Kraatz, 1860
Diochus perplexus Cameron, 1922
Diochus pumilio Bernhauer, 1929
Diochus tarsalis Sharp, 1876
Diochus vicinus Sharp, 1876
Diochus vilis Sharp, 1885