-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)

-Staphyliniform Beetles (Infraorder Staphyliniformia)

-Rove, Ant-like Stone, and Carrion Beetles (Superfamily Staphylinoidea)

-Rove Beetles (Family Staphylinidae)

-Water Skater Beetles (Subfamily Steninae)

-Genus Stenus

Beetles of the genus Stenus belong to the family Staphylinidae, commonly known as rove beetles, and are notable for their sleek, elongated bodies and remarkable predatory behaviour. Found in moist habitats like stream banks and leaf litter, Stenus species are small, agile hunters of tiny invertebrates.