Microptilium

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: Ptiliidae
Subfamilia: Ptiliinae
Tribus: Ptinellini
Genus: Microptilium
Species (2 + 1†): M. palustre – M. pulchellum – †M. geistautsi
Name

Microptilium Matthews, 1872

References
Primary references

Matthews, A. 1872. Trichopterygia illustrata et descripta. London, E.W. Janson. Full book at Internet Archive Reference page. [first availability, see p. 107]