NEET BIOLOGY

Detailed explanation-1: -Ichthyophis is a genus of caecilians limbless amphibians, sometimes called the Asian caecilians which are found in Southeast Asia, the southern Philippines, and the western Indo-Australian Archipelago.

Detailed explanation-2: -Final answer: The limbless amphibian is Ichthyophis.

Detailed explanation-3: -Ichthyophis belongs to Amphibia and to the genus of Caecilians. Amphibians are cold-blooded vertebrates. They have a backbone, and they maintain body temperature through external means, such as lying in the sun. Hence, the correct answer is option (B).

Detailed explanation-4: -Ichthyophis are limbless amphibians which usually live in moist soil and lead a burrowing life. Some of the characteristics of them include an absence of Limbs and girdles. Their tail is short or vestigial.