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: Crustacea
Superclassis: Multicrustacea
Classis: Malacostraca
Subclassis: Eumalacostraca
Superordo: Eucarida
Ordo: Decapoda
Subordo: Pleocyemata
Infraordo: Polychelida
Familia: Polychelidae
Genera: Antarcticheles – Cardus – Homeryon – Pentacheles – Polycheles – Stereomastis – Willemoesia

References

• De Grave, S., Pentcheff, N.D., Ahyong, S.T., Chan T-Y., Crandall, K.A., Dworschak, P.C., Felder, D.L., Feldmann, R.M., Fransen, C.H.J.M., Goulding, L.Y.D., Lemaitre, R., Low, M.E.Y., Martin, J.W., Ng, P.K.L., Schweitzer, C.E., Tan, S.H., Tshudy, D. & Wetzer, R. 2009. A classification of living and fossil genera of decapod crustaceans. Raffles Bulletin of Zoology Supplement 21: 1–109. PDF. Reference page. 

• Ahyong, S.T. 2012: Polychelid lobsters (Decapoda: Polychelida: Polychelidae) collected by the CIDARIS expeditions off Central Queensland, with a summary of Australian and New Zealand distributions. Memoirs of the Queensland Museum - Nature 56(1): 1–8. Reference page. 

• Forest, J. 1987. Résultats des Campagnes MUSORSTOM 3. Les Pylochelidae ou "Pagures symétriques" (Crustacea Coenobitoidea). Mémoires du Muséum national d'Histoire naturelle. Série A, Zoologie 137. full article (PDF). Reference page.