| Larcis | |
|---|---|
| Origin | Vic-Bilh |
| Mouth | Léez |
| Basin countries | France |
| Length | 35 km |
The Larcis (Occitan: Arsís) is a river in Southwestern France. It is a right tributary of the Léez, originating from the Vic-Bilh in the east of the Pyrénées-Atlantiques.
It joins the Léez in Lannux, in the French département of the Gers.
It shares its name with a tributary of the Esteous. The name of the Arcizon, a left tributary of the Layon , is related.