Question

Jawless vertebrates belong to the group

• A. Agnatha
• B. Gnathostoma
• C. Prototheria
• D. Logomorpha.

Answer 1

Answer: (A)

Agnatha is the group of jawless vertebrates and contains armoured fishes and cyclostomesor circular mouthed fishes. e.g., Petromyzon (lamprey) and Myxine (hagfish).