Phylum Cnidaria

Class Anthozoa

Anemones and Corals

Class Hydrozoa

Hydra sp.

Portuguese Man-O-War

Hydrozoa

Class Hydrozoa

Obelia sp.

Class Scyphozoa

Jellyfish

Class Cubozoa

• Box JellyfishBox Jellyfish

Nematocysts

Discharged Nematocyst

Symbiosis

Symmetry

• Radial Symmetry-

a basic body plan that can be cut like a pizza pie.

Body Forms

Tissue Organization

Nervous System

Statolyths

Box Jellyfish

Hydra Reproduction

Moon Jellyfish budding

Sexual Reproduction

Locomotion

• Hydra move by summersaults

• Jellyfish move by creating water currents

None

• Excretory system- pee out of cells

• Circulatory system

• Respiratory system- O2 / CO2 cell level

Anemone symbiosis

Coral Bleaching