Classification
Biota [regio]Animalia [regnum]
Arthropoda [phylum]
Insecta [classis]
Coleoptera [ordo]
Hydraenidae [familia]
Hydraena [genus]
Genus Hydraena contains the following taxa:
Hydraena britteni Joy, 1907 [species]
Hydraena franklyni Deler-Hernández & Delgado, 2012 [species]