Taxonomy Tournament: Cartilaginous Fish
Hexanchiformes. This order of sharks are the most primitive morphologically. It includes the cow shark.
Squatiniformes. This order is made up of the angelsharks, which have flattened bodies and broad pectoral fins, and are bottom-dwelling ambush predators
Which clade of animals is better?
Hexanchiformes
Squatiniformes
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