Question

general characters of agnatha​

Answer 1

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Agnatha are earliest known vertebrates and characterized by the absence of jaws. Teeth, paired appendages and exoskeleton are absent. Skull has a membranous roof.

↪ Superclass: Agnatha; Cope, 1889

↪ Phylum: Chordata

↪ Subphylum: Vertebrata

↪ Kingdom: Animalia

Answer 2

Answer:

Explanation:

General Characters of Agnatha

Agnatha are earliest known vertebrates and characterized by the absence of jaws. Teeth, paired appendages and exoskeleton are absent. Skull has a membranous roof