Habitat:
Isophya tosevski inhabits grasslands, pastures, (woodland) margins, scrub and similar places.
Life cycle:
The adults appear from mid-April to June, only rarely still later. The animals usually rest on tall forbs like thistles or lower scrub.
Remarks:
Isophya tosevski occurs in a stripe from Central Northern Macedonia (FYROM) to East Macedonia (southeastward to Chalcidice) in NE-Greece.