Documents Unit 4. Meaning o Echino= spiny o Dermis= skin The skin of these animals is stretched over an...

Slide 1 Unit 4 Slide 2 Slide 3  Meaning o Echino= spiny o Dermis= skin  The skin of these animals is stretched over an endoskeleton, or internal skeleton formed…

Documents Chapter 18 – Fishes Lionfish (Pterois). Phylum Chordata Bilateral Bilateral Notocord – rod of...

Chapter 18 â Fishes Lionfish (Pterois) Phylum Chordata Bilateral Notocord â rod of cartilage, it forms the spine in some â (2) Dorsal neural tube â it forms the spinal…

Documents Chapter 28 – Arthropods and Echinoderms B $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400...

Chapter 28 â Arthropods and Echinoderms B $100 $200 $300 $400 $500 $100 $100 $100 $100 $200 $200 $200 $200 $300 $300 $300 $300 $400 $400 $400 $400 $500 $500 $500 $500 Topic…

Documents Phylum Echinodermata

Radially symmetrical. Have dermal skeleton which consists of calcareous ossicles that may develop into spines. With water vascular system which connect with exterior by a…