-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)

-Leaf Beetles and Allies (Superfamily Chrysomeloidea)

-Leaf Beetles Family (Chrysomelidae)

-Tortoise and Hispine Beetles (Subfamily Cassidinae)

-Tribe Mesomphaliini​

-Genus Hilarocassis​

-Hilarocassis exclamationis

Hilarocassis exclamationis, commonly known as the exclamation mark leaf beetle, is a species belonging to the family Chrysomelidae. Both adults and larvae of Hilarocassis exclamationis feed on the leaves of a variety of Asteraceae plants.