-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Hexapods (Subphylum Hexapoda)

-Insects (Class Insecta)

-Winged and Once-winged Insects (Subclass Pterygota)

-Beetles (Order Coleoptera​​)

-​Water, Rove, Scarab, Long-horned, Leaf, and Snout Beetles (Suborder Polyphaga)

-​Cucujiform Beetles (Infraorder Cucujiformia)

-Longhorn Beetles (Family Cerambycidae)​

-​Flat-faced Longhorn Beetles (Subfamily Lamiinae)e)

-Tribe Pogonocherini

-Genus Poliaenus

-Poliaenus hesperus

Poliaenus hesperus is a species of flat-faced longhorn beetle in the family Cerambycidae, subfamily Lamiinae. Members of this family are recognized by their elongated antennae and distinctive body shapes. Flat-faced longhorns, as their name suggests, often have a broad and somewhat flattened face. Brown with lighter patterns, such as speckles or faint bands, helping it blend with bark.