Lymnastis

Lymnastis is a genus of ground beetles of the subfamily Trechinae.

The body length of the adult is . Body-color is yellow and flat. Representatives of this genus are characterized by the following features: Head is small and narrow; Compound eyes are usually large and are made up of about ten of the facet cells; Frontal supraorbital notch is reduced; Prischitkovaya groove on top is not bent; The elytron have fine hairs and have no return grooves; Vertex of the Abdomen appears from the elytron; The upper body is covered in soft hairs.