''Phratora frosti'' is a species of

leaf beetle The insects of the beetle family Chrysomelidae are commonly known as leaf beetles, and include over 37,000 (and probably at least 50,000) species in more than 2,500 genera, making up one of the largest and most commonly encountered of all beetle ...

in the family

Chrysomelidae The insects of the beetle family Chrysomelidae are commonly known as leaf beetles, and include over 37,000 (and probably at least 50,000) species in more than 2,500 genera, making up one of the largest and most commonly encountered of all beetle ...

. This species is known from Nova Scotia to Alberta. It feeds on willow species and varies in color from blue to purple to coppery, with pale legs.

References

Chrysomelinae Articles created by Qbugbot Beetles described in 1951 {{Chrysomelinae-stub