phylum echinodermata : station 8
DESCRIPTION
Phylum Echinodermata : Station 8. This includes starfish , and sea urchins and others. They have a simple nervous system similar to the jelly fish. They have spines on their surface. Brittle Star. Sea Urchin. Echinodermata Samples and Classification Structures. Kingdom Animalia - PowerPoint PPT PresentationTRANSCRIPT
Phylum Echinodermata: Station 8This includes starfish, and sea urchins
and others. They have a simple nervous system similar to the jelly fish.
They have spines on their surface.
Sea UrchinBrittle Star
Echinodermata Samples and Classification StructuresKingdom Animalia
◦ Phylum Echinodermata Common Name = starfish, sea urchin, britter star, sand dollar,
sea cucumbers and etc. Reproduction = Mostly Sexual (two parents) Symmetry = mostly radial sometimes bilateral. Classification Structures
1. Have spines on the surface and radial symmetry.2. Have 5 rays or arms3. Have many cells tissues and organs4. Have a true body cavity
Samples: 8A = Class echnoidea (sea urchin). 8B = Class asteroidea (starfish) 8C = Class echnoidea (sand dollar)