Monotaxis
Monotaxis may mean:
- In the Regnum Animalia - Monotaxis Bennett, 1830 (Actinopterygii : Lethrinidae)
- In the Regnum Plantae - Monotaxis Brongn. (Magnoliophyta : Euphorbiaceae)
- In the Regnum Chromista – Monotaxis Vissarionova, 1948 (Foraminifera : Textulariida)