Half-and-half chromis  (Pycnochromis iomelas)

Taxonomy of Fishes

• Osteichthyes - Bony fishes->

  • Coelacanthi - Lobe-finned fishes->
  • Teleostei - Ray-finned fishes->

    • Perciformes - Perches->

      • Percidae - Perches->
      • Pomatomidae - Bluefishes->
      • Serranidae - Sea basses->
      • Pomacentridae - Damsel and clownfishes->

        • Chromis - Damselfishes->
        • Premnas - Premnas->
        • Amphiprion - Clownfishes->
        • Similiparma - Similiparma->
        • Pomacentrus - Pomacentrus->
        • Stegastes - Stegastes->
        • Hypsypops - Hypsypops->
        • Neoglyphidodon - Neoglyphidodon->
        • Chrysiptera - Chrysiptera->
        • Acanthochromis - Acanthochromis->
        • Altrichthys - Altrichthys->
        • Amblyglyphidodon - Amblyglyphidodon->
        • Amblypomacentrus - Amblypomacentrus->
        • Azurina - Azurina->
        • Cheiloprion - Cheiloprion->
        • Dischistodus - Dischistodus->
        • Dascyllus - Dascyllus->
        • Hemiglyphidodon - Hemiglyphidodon->
        • Lepidozygus - Lepidozygus->
        • Mecaenichthys - Mecaenichthys->
        • Microspathodon - Microspathodon->
        • Neopomacentrus - Neopomacentrus->
        • Nexilosus - Nexilosus->
        • Parma - Parma->
        • Plectroglyphidodon - Plectroglyphidodon->
        • Pomachromis - Pomachromis->
        • Pristotis - Pristotis->
        • Pycnochromis - Pycnochromis->

          • Pycnochromis abruptus (Pycnochromis abruptus)
          • Midget chromis (Pycnochromis acares)
          • Agile chromis (Pycnochromis agilis)
          • Allen’s chromis (Pycnochromis alleni)
          • Ambon chromis (Pycnochromis amboinensis)
          • Dark-fin chromis (Pycnochromis atripes)
          • Pycnochromis bami (Pycnochromis bami)
          • Blue-axil chromis (Pycnochromis caudalis)
          • Deep reef chromis (Pycnochromis delta)
          • Chocolatedip chromis (Pycnochromis dimidiatus)
          • Pycnochromis fatuhivae (Pycnochromis fatuhivae)
          • Two-tone Chromis (Pycnochromis fieldi)
          • Malayan chromis (Pycnochromis flavipectoralis)
          • Chocolate-dip Chromis (Pycnochromis hanui)
          • Pycnochromis howsoni (Pycnochromis howsoni)
          • Half-and-half chromis (Pycnochromis iomelas)
          • Whitetail chromis (Pycnochromis leucurus)
          • Lined chromis (Pycnochromis lineatus)
          • Bicolor chromis (Pycnochromis margaritifer)
          • Blacktail chromis (Pycnochromis nigrurus)
          • Ovate chromis (Pycnochromis ovatiformis)
          • Pacific bronze Chromis (Pycnochromis pacifica)
          • Black-bar chromis (Pycnochromis retrofasciatus)
          • Vanderbilt’s chromis (Pycnochromis vanderbilti)
        • Teixeirichthys - Teixeirichthys->
      • Latidae - Lates perches->
      • Centropomidae - Snooks->
      • Lutjanidae - Snappers->
      • Haemulidae - Grunts->
      • Artedidraconidae - Barbled plunderfishes->
      • Embiotocidae - Surfperches->
      • Glaucosomatidae - Pearl perches->
      • Malacanthidae - Tilefishes->
      • Polynemidae - Threadfin->
      • Gerreidae - Mojarras->
      • Priacanthidae - Bigeyes->
      • Monodactylidae - Moonyfishes->
      • Centrogenyidae - False scorpionfishes->
      • Epinephelidae - Groupers->
      • Cebidichthyidae - Cebidichthyidae->
      • Anthiadidae - Anthiadidae->
      • Ambassidae - Asiatic glassfishes->
      • Bathydraconidae - Antarctic dragonfishes->
      • Bembropidae - Duckbill flatheads->
      • Bovichtidae - Thornfishes->
      • Caesionidae - Fusiliers->
      • Caesioscorpididae - Blowhole perches->
      • Centracanthidae - Picarels->
      • Cepolidae - Bandfishes->
      • Channichthyidae - Crocodile icefishes->
      • Congrogadidae - Eelblennies->
      • Datnioididae - Freshwater tripletails->
      • Dinopercidae - Cavebasses->
      • Eleginopidae - Patagonian blennies->
      • Grammatidae - Basslets->
      • Grammistidae - Soapfishes->
      • Hapalogenyidae - Barbeled grunters->
      • Harpagiferidae - Spiny plunderfishes->
      • Lactariidae - False trevallies->
      • Latilidae - Deepwater tilefishes->
      • Leptobramidae - Beachsalmon->
      • Liopropomatidae - Painted basslets->
      • Niphonidae - Ara groupers->
      • Nototheniidae - Cod icefishes->
      • Opistognathidae - Jawfishes->
      • Oxylebiinae - Painted greenlings->
      • Plesiopidae - Roundheads->
      • Pseudaphritidae - Catadromous icefishes->
      • Pseudochromidae - Dottybacks->
      • Ptereleotridae - Dartfishes->
      • Toxotidae - Archerfishes->
    • Cypriniformes - Carps->
    • Esociformes - Pikes->
    • Salmoniformes - Salmons and Trouts->
    • Siluriformes - Catfishes->
    • Scorpaeniformes - Mail-cheeked fishes->
    • Gasterosteiformes - Sticklebacks->
    • Gadiformes - Cods->
    • Anguilliformes - Eels and morays->
    • Clupeiformes - Herrings->
    • Syngnathiformes - Pipefishes and Seahorses->
    • Gobiiformes - Gobies->
    • Mugiliformes - Mullets->
    • Carangiformes - Jacks->
    • Beloniformes - Needlefishes->
    • Labriformes - Wrasses->
    • Scombriformes - Mackerels->
    • Mulliformes - Goatfishes->
    • Pleuronectiformes - Flatfishes->
    • Aulopiformes - Grinners->
    • Blenniiformes - Blennies->
    • Cyprinodontiformes - Toothcarps->
    • Osmeriformes - Smelts->
    • Centrarchiformes - Basses and sunfishes->
    • Cichliformes - Cichlids->
    • Characiformes - Characins->
    • Osteoglossiformes - Bony tongues->
    • Elopiformes - Tarpons and tenpounders->
    • Anabantiformes - Gouramies and snakeheads->
    • Gymnotiformes - South American knifefish->
    • Istiophoriformes - Barracudas->
    • Albuliformes - Bonefishes->
    • Lepidogalaxiiformes - Salamanderfishes->
    • Lophiiformes - Anglerfishes->
    • Spariformes - Breams and porgies->
    • Trachiniformes - Weeverfishes->
    • Moroniformes - Temperate basses->
    • Acanthuriformes - Surgeonfishes->
    • Zeiformes - Dories->
    • Tetraodontiformes - Puffers and filefishes->
    • Holocentriformes - Squirrelfishes->
    • Dactylopteriformes - Flying gurnards->
    • Lampriformes - Lamprids->
    • Galaxiiformes - Southern smelts->
    • Batrachoidiformes - Toadfishes->
    • Hiodontiformes - Mooneyes->
    • Percopsiformes - Trout-perches->
    • Callionymiformes - Dragonets->
    • Atheriniformes - Silversides->
    • Notacanthiformes - Spiny eels->
    • Saccopharyngiformes - Swallowers and Gulpers->
    • Alepocephaliformes - Slickheads and tubeshoulders->
    • Gonorynchiformes - Milkfishes->
    • Argentiniformes - Marine smelts->
    • Stomiiformes - Lightfishes and dragonfishes->
    • Ateleopodiformes - Jellynose fishes->
    • Myctophiformes - Lanternfishes->
    • Stylephoriformes - Tube-eyes->
    • Polymixiiformes - Beardfishes->
    • Beryciformes - Sawbellies->
    • Trachichthyiformes - Rughies->
    • Ophidiiformes - Cusk-eels->
    • Kurtiformes - Nurseryfishes & Cardinalfishes->
    • Synbranchiformes - Swamp eels->
    • Gobiesociformes - Clingfishes->
    • Acropomatiformes - Oceanic basses->
  • Cladistii - Bichirs->
  • Dipneusti - Lungfishes->
  • Chondrostei - Sturgeons->
  • Holostei - Gars and Bowfins->
• Chondrichthyes - Cartilaginous fishes->
• Agnatha - Jawless fishes->