Cryptocephalus octomaculatus is a species of cylindrical leaf beetles belonging to the family Chrysomelidae and the subfamily Cryptocephalinae.
Cryptocephalus octomaculatus can reach a length of about . The basic color of their pronotum and elytra is pale brown. Their elytra show eight small blackish spots (hence the species name octomaculatus meaning with eight stains in Latin). The aberration duodecimpunctatus Fabricius 1792 bears an additional spot at the apex of the elytra.
Beetles of this quite rare species can be found from July to September on the twigs and leaves of oak, birch and hazel.[1]
This species can be found in Bosnia, Bulgaria, Croatia, Czech Republic, France, Germany, Hungary, Italy, Poland, Romania, Slovakia, former Yugoslavia, Ukraine and in the Near East.[1] [2]