Cladogram of Class Malacostraca (Arthropoda: Crustacea*), down to Order level.
†Hymenostraca
Leptostraca (40)
†Aeschronectida
Stomatopoda (450)
Decapoda (15,000) ►
Amphionidacea (1)
Euphausiacea (85)
Thermosbaenacea (34)
Mysida (1,000)
Lophogastrida (56)
Ingolfiellida ►
Amphipoda (9,950) ►
Spelaeogriphacea (4)
Mictacea (1)
Cumacea (1,500)
Tanaidacea (940)
Isopoda (10,000)
Anaspidacea
Bathynellacea