Species:
Tropisternus (Pristoternus) laevis >
Subgenus:
Tropisternus (Pristoternus) >
Genus:
Tropisternus >
Tribe:
Hydrophilini >
Subfamily:
Hydrophilinae >
Family:
Hydrophilidae >
Superfamily:
Hydrophiloidea >
Order:
Coleoptera >
Class:
Insecta >
Phylum:
Arthropoda >
Kingdom:
Animalia >
Unranked:
Biota >