Hydraenidae Mulsant, 1844
Orchymontia banksiana Ordish, 1984
Orchymontia bidentata Ordish, 1984
Orchymontia calcarata Ordish, 1984
Orchymontia ciliata Ordish, 1984
Orchymontia crassifemur Ordish, 1984
Orchymontia curvipes Ordish, 1984
Orchymontia dilatata Ordish, 1984
Orchymontia dugdalei Ordish, 1984
Orchymontia laminifera Ordish, 1984
Orchymontia latispina Ordish, 1984
Orchymontia nunni Delgado & Palma, 2000
Orchymontia otagensis Ordish, 1984
Orchymontia spinipennis Broun, 1919
Orchymontia vulgaris Ordish, 1984
