Phylum Echinodermata Flashcards

ECHINODERMATA GENERAL CHARECTERS echinodermata ECHINODERMATA ❖ Echinos = หนาม Derma = ผิวหนัง ❖ Radial symmetry ในระยะตัวเต็มวัย ❖ Bil t l t ใ ั ❖ Bilateral symmetry ในระยะตัวอ อน echinodermata Echinodermata · Environment marine, brackish, fresh, terrestrial · Fossil range recent + fossil · Original description Klein, · Descriptive notes

echinodermata Phylum Echinodermata spiny-skinned animals all marine adults have radial symmetry larvae have bilateral symmetry Class Asteroidea