Your current chain: State of matter Life > Kingdom Animalia > Phylum Chordata > Subphylum Vertebrata > Class Actinopterygii
(From Wikipedia) Actinopterygii, members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species.
FACT: Ray-finned fishes encompass a staggering range of shapes and sizes, from 0.3 inch minnows all the way up to the 33 foot oarfish and the 2-ton ocean sunfish!
Currently discovered: 0/1 Superorders, 15/60 Orders
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