amphibians are grouped in what phylum

Phylum Aschelminthes - Mostly parasitic (in animals and plants), a few free living called as flukes. Body is long, cylindrical, fusiform (pointed at both the ends). Body wall is composed of cuticle, epidermis and musculature. Presence of a false body pseudocoelom not lined by epithelium. ..

Phylum Coelenterata (Cridaria) - Sea Anemone Two layered body which is radially symmetrical. Aquatic in habitat which includes both fresh water and marine. The outer layer has tentacles armed with stinging cells cnidoblasts which can release venom into the victim. The inner layer encloses..

Features of Coelentrata..

Phylum Chordata is characterized by three unique features, at least during the early stages of their developmen..

Phylum Chordata - This phylum is characterized by three unique features, at least during the early stages of their development. A rod like structure called notochord lying above the digestive tract. A tubular nerve cord lying above the notochord. A pair of gill slits in the phar..

Features of Hemichordata..

Phylum Echinodermata - Star fish Marine in habitat. Body is radially symmetrical, star shaped, spherical or elongate, Exoskeleton is spiny. Head is absent and five radially arranged arms present. Locomotion is with the help of tube feet. Sexes are separate. Example: Asterias (star fish), ..

Features of Mollusca..

Phylum Chordata is characterized by three unique features, at least during the early stages of their development. A rod-like structure called notochord lying above the digestive tract A tubular nerve cord lying above the notochord A pair of gill slits in the pharangeal region Only the ner..

Phylum Hemichordata - Balanglosus Marine in habitat. Have characteristics of both invertebrate and chordate. Body is divided into proboscis, cottar and trunk. Bilateral symmetry. Respiration is through gill slits. Sexes are separate. Example: Balanoglos..