Eric Walker added Clupea to Clupeidae, and added Clupeidae to Clupeiformes

Eric Walker added Clupeidae to Clupeiformes, and added Clupeiformes to Actinopterygii

Eric Walker added a number of topics and Actinopterygii - Wikipedia to Actinopterygii, and added Actinopterygii to Osteichthyes