Children (16 direct children, 16 direct and indirect children):
Lesser silver water beetle
Hydrochara caraboides
Hydrochara grandis
Hydrochara spangleri
Hydrochara soror
Hydrochara occulta
Hydrochara leechi
Hydrochara brevipalpis
Hydrochara simula
Hydrochara obtusata
Hydrochara rickseckeri
Hydrochara lineata
Hydrochara flavipes
Hydrochara affinis
Hydrochara occultus
Hydrochara dichroma
Hydrochara semenovi