the first bony fish appeared on earth about 419 million years ago.
when did the first bony fish appear on earth?
about 419 million years ago
Na
Na
section::::cartilage fish.:requiem sharks.





























family: carcharhinidae





























section::::cartilage fish.:hammerhead sharks.





























family: sphyrnidae





























section::::cartilage fish.:guitarfish.





























order: rajiformes. family: rhinobatidae





























section::::cartilage fish.:stingrays.





























order: myliobatiformes. family: dasyatidae





























section::::cartilage fish.:rays.





























family: myliobatidae





























section::::cartilage fish.:numbfish.





























order: torpediniformes. family: narcinidae





























section::::bony fish.





























class: actinopterygii





























section::::bony fish.:scombrid fish.





























order: perciformes. family: scombridae





























section::::bony fish.:jacks and allies.





























family: carangidae





























section::::bony fish.:sailfish and allies.





























family: istiophoridae





























section::::bony fish.:swordfish.





























family: xiphiidae





























section::::bony fish.:emperors.





























family: lethrinidae





























section::::bony fish.:snappers.





























family: lutjanidae





























section::::bony fish.:groupers.





























family: serranidae





























section::::bony fish.:sweetlips.





























family: haemulidae





























section::::bony fish.:threadfin bream.





























family: nemipteridae





























section::::bony fish.:parrotfish.





























family: scaridae





























section::::bony fish.:rabbitfish.





























family: siganidae





























section::::bony fish.:barracudas.





























family: sphyraenidae





























section::::bony fish.:mullets.





























family: mugilidae





























section::::bony fish.:cutlassfish.





























family: trichiuridae
list of common commercial fish of sri lanka