Malacostraca

Malacostraca sunt maxima e sex crustaceorum classibus, quae plus quam 40 000 specierum exstantium comprehendit, in sedecim ordines digestarum. Abundant in omnibus circumiectis maritimis, et habitationes aquae dulcis terraeque occupant.

Liocarcinus marmoreus

---

Animalia — Arthropoda

Subphylum : Crustacea 
Classis : Malacostraca 
Latreille, 1802

   

Subdivisiones: Subclassis

*Eumalacostraca

• Hoplocarida
• Phyllocarida

Odontodactylus scyllarus (Hoplocarida: Stomatopoda).

Porcellio scaber et Oniscus asellus (Peracarida: Isopoda).

Cancer pagurus (Eucarida: Decapoda).

Classificatio

Martin et Davis insequentem malacostracorum vivorum classificationem offerunt, ordinibus digestam,^[1] ad quam ordines exstincti additi sunt, a signo † signati.

Classis Malacostraca Latreille, 1802

• Subclassis Phyllocarida Packard, 1879
  • † Archaeostraca Claus 1888
  • † Hoplostraca Schram, 1973
  • † Canadaspidida Novožilov in Orlov, 1960
  • Leptostraca Claus, 1880
• Subclassis Hoplocarida Calman, 1904
  • † Aeschronectida Schram, 1969
  • † Archaeostomatopoda Schram, 1969
  • Stomatopoda Latreille, 1817
• Subclassis Eumalacostraca Grobben, 1892
  • Superordo Syncarida Packard, 1885
    • † Palaeocaridacea Brooks, 1979
    • Bathynellacea Chappuis, 1915
    • Anaspidacea Calman, 1904
  • Superordo Peracarida Calman, 1904
    • Spelaeogriphacea Gordon, 1957
    • Thermosbaenacea Monod, 1927
    • Lophogastrida Sars, 1870
    • Mysida Haworth, 1825
    • Mictacea Bowman et al., 1985
    • Amphipoda Latreille, 1816
    • Isopoda Latreille, 1817
    • Tanaidacea Dana, 1849
    • Cumacea Krøyer, 1846
  • Superordo Eucarida Calman, 1904
    • Euphausiacea Dana, 1852
    • Amphionidacea Williamson, 1973
    • Decapoda Latreille, 1802

Nexus interni

• Phoratopidea