1 Natura - nature
   2.1 actualia - actual entities
     2 Mundus Plinius - physical world
       3 naturalia - natural bodies
         2 Biota
           3.2 Domain Eukaryota Chatton, 1925 - eukaryotes
             1 Amorphea Adl et al., 2012
               3.2 Opisthokonta Cavalier-Smith, 1987
                 1 Holozoa
                   2.2.2 Kingdom Animalia Linnaeus, 1758 - animals
                     3 Epitheliozoa Ax, 1996
                       2 Eumetazoa Bütschli, 1910 - eumetazoans
                         2 Bilateria Hatschek, 1888 - bilaterians
                           7 Eubilateria Ax, 1987
                             2 Superphylum Deuterostomia Grobben, 1908 - deuterostomes
                               2.2 [crown] Phylum Chordata Bateson, 1885 - chordates
                                 3.2 Subphylum Vertebrata Cuvier, 1812 - vertebrates
                                   3.2.2 [crown] Myopterygii - myopterygians
                                     2.2.2 [crown] Superclass Gnathostomata Zittel, 1879 - jawed vertebrates
                                       2.2 Grade Teleostomi Bonaparte, 1836
                                         2 Euteleostomi - bony vertebrates
                                           2.2.1 Class Actinopterygii Woodward, 1891 - ray-finned fishes
                                             3.2.2.2.2.2 [crown] Actinopteri Cope, 1871
                                               3.2.2.2.5.2.2.3.2.2.2.2.2 Subclass Neopterygii Regan, 1923
                                                 6.2 Infraclass Teleostei Müller, 1845
                                                   2.3.2.2.2 Supercohort Teleocephala de Pinna, 1996
                                                     4 Clupeocephala
                                                       3 Cohort Euteleosteomorpha (Greenwood et al., 1966)
                                                         3 Subcohort Neoteleostei Nelson, 1969
                                                           3 Infracohort Eurypterygia (Rosen, 1973)
                                                             3 Section Ctenosquamata Rosen, 1973
                                                               2 Subsection Acanthomorphata (Rosen, 1973)
                                                                 5 Euacanthomorpha (Johnson & Patterson, 1993)
                                                                   2 Holacanthopterygii Johnson & Patterson, 1993
                                                                     5 Acanthopterygii
                                                                       2.2 Euacanthopterygii
                                                                         2 Division Percomorphacea Wiley & Johnson, 2010
                                                                           22 Order "Caproiformes" incertae sedis
                                                                             2 Family Caproidaeᵀ - boarfishes
                                                                               2 Genus Caprosᵀ Lacepède, 1802 [monotypic]
                                                                                 Capros aperᵀ (C. Linnaeus, 1758) - boarfish