[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Crustacea (Brünnich, 1772) - crustaceans see Superclass Crustacea Pennant, 1777
     Subclass Copepoda H. Milne-Edwards, 1840 - copepods
       Order Harpacticoida Sars, 1903
         Family Leptastacidae Lang, 1948
           1 Genus Archileptastacus Huys, 1992
           2 Genus Arenocaris Nicholls, 1935
           3 Genus Leptastacus T. Scott, 1906
           4 Genus Meloriastacus Huys & Todaro, 1997
           5 Genus Minervella Cottarelli & Venanzetti, 1989
           6 Genus Paraleptastacus C.B. Wilson, 1932
           7 Genus Psamathea Cottarelli & Venanzetti, 1989
           8 Genus Psammastacus Nicholls, 1935
           9 Genus Schizothrix Huys, 1992