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   You are in: Museum of Natural History >> Hall of Taxonomy >> Kingdom: Animalia >> Phylum: Chordata >> Class: Agnatha

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Class: Agnatha

The agnathans are the most primitive and ancient of the vertebrates, fossils having been found that are over 500 million years old.



 

Super-class Class Agnatha
Sub-unit: Ostracoderms
Sub-unit: Lampreys
Sub-unit: Hagfishes
Class Placodermi
Class Chondrichthyes
Subclass: Elasmobranchii
Subclass Holocephali
Class Osteichthyes
Sub-class: Sarcopterygii
Sub-class: Actinopterygii
Infraclass: Chondrostei
Infraclass: Holostei
Infraclass Teleostei


 

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