Crex Bechstein, Ornith. Taschenb., ii, p. 336 (1803).
Type by mom, Crex pratensis=Rallus crex Linn,
The genus Crex differs from all other species of Rallidae in its comparatively short stout bill, the depth of which at the base is equal to more than half the culmen the tarsus is equal to the middle toe and claw; the wings are rather broad, the second primary longest and the first about equal to the fifth or sixth. The genus contains one species, a European bird extending to Northern Africa and Western Asia.