Polystoma
Animalia | Platyhelminthes | Monogenea | Polystomatidea | Polystomatidae | Polystoma
Polystoma
Eukaryota | Animalia | Arthropoda | Chelicerata | Arachnida | Polystoma
COL:CS5HF | COL:N | COL:RT | COL:KZWYC | COL:CCQKT | COL:RSV3G
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  |  |  | Zeder, 1803