Ptychoderes

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
Superfamilia: Curculionoidea

Familia: Anthribidae
Subfamilia: Anthribinae
Tribus: Ptychoderini
Genus: Ptychoderes
References

Mermudes, J.R.M.; Mattos, I. 2010: Description of males of Ptychoderes brevis and Ptychoderes jekeli, with a cladistical reanalysis of Ptychoderes (Coleoptera: Anthribidae). Annals of the Entomological Society of America, 103: 523–531. DOI: 10.1603/AN10016
Mermudes, J.R.M.; Napp, D.S. 2006: Revision and cladistic analysis of the genus Ptychoderes Schoenherr, 1823 (Coleoptera, Anthribidae, Anthribinae, Ptychoderini). Zootaxa, 1182: 1–130. Abstract & excerpt