Animalia | Arthropoda | Insecta | Coleoptera | Hydrophilidae | Hydrophilus | Hydrophilus | Hydrophilus ensifer
Eukaryota | Plantae | Pteridobiotina | Tracheophyta | Liliopsida | Poales | Restionaceae | Hydrophilus
COL:CS5HF | COL:P | COL:CMQ8S | COL:TP | COL:L2L | COL:627VM | COL:FLN | COL:8VRRG
(Chatton, 1925) Whittaker & Margulis, 1978 |  | Britton & Brown |  |  | Small | R.Br. | H.P.Linder