Madagastrini

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Endopterygota
Superordo: Coleopterida
Ordo: Coleoptera
Subordo: Polyphaga
Infraordo: Staphyliniformia
Superfamilia: Staphylinoidea

Familia: Hydraenidae
Subfamilia: Hydraeninae
Tribus: Madagastrini
Genera: Davidraena – Gondraena – Madagaster – Menomadraena – Trinomadraena
Name

Type genus: Madagaster Perkins, 1997
References

Perkins, P.D. 1997: Life on the effective bubble: exocrine secretion delivery systems (ESDS) and the evolution and classification of beetles in the family Hydraenidae (Insecta: Coleoptera). Annals of the Carnegie Museum, 66: 89–207.
Perkins, P.D. 2017. Hydraenidae of Madagascar (Insecta: Coleoptera). Zootaxa 4342(1): 1–264. DOI: 10.11646/zootaxa.4342.1.1. Reference page.