Download The Animals: Protostomes

Zoology Student Outline – Phylum Echinodermata
Phylum Echinodermata
Phylum: Echinodermata
Class: Asteriodea
Class: Ophiuroidea
Class: Echinoidea
Class: Holothuroidea
Class: Crinoidea
Class: Concentricycloidea
Text: Zoology, by Miller and Harley – Chapter 16
1.
Introduction
A.
Deuterostome
B.
Pentaradial Symetry
i.
Adult
ii.
Larvae
•
C.
D.
Endoskeleton
i.
Ossicles
ii.
Pedicellariae
Water-vascular System
i.
ii.
E.
Metamorphosis
Ring Canal
a.
Stone Canal
b.
Madreporite
c.
Tiedemann Bodies
Tube Feet
a.
Ampulla
b.
Tube Feet
Hemal System
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Zoology Student Outline – Phylum Echinodermata
F.
Nervous System
G.
Respiration
•
2.
Skin Gills
Class Asteroidea
A.
Dermal Branchiae (Skin Gills)
B.
Pedicellariae
C.
Ambulacral Groove
D.
Feeding
B.
i.
Cardiac Stomach
ii.
Pyloric Stomach
Pyloric Cecae
b.
Anus
Nervous System
i.
C.
a.
Eye Spot
Reproduction
i.
Asexual
ii.
Sexual
•
Bipinnaria Larva
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Zoology Student Outline – Phylum Echinodermata
3.
4.
Class Ophiuroidea (Brittle Stars and Basket Stars)
A.
Anatomy
B.
Locomotion
C.
Feeding
D.
Digestive Tract
F.
Regeneration
Class Echinoidea (Sea Urchins, Sand Dollars, and Heart Urchins)
A.
Sea Urchins
B.
Sand Dollars
C.
Locomotion
D.
Aristotle’s Lantern
E.
Respiration
F.
Reproduction
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Zoology Student Outline – Phylum Echinodermata
5.
6.
Class Holothuroidea (Sea Cucumbers)
A.
Tentacles
B.
Ossicles
C.
Circular and Longitudinal Muscles
D.
Ring Canal
E.
Feeding
F.
Circulation
G.
Respiratory Tree
H.
Protection
I.
Reproduction
Class Crinoidea (Sea Lilies and Feather Stars)
•
A.
Feeding
Sea Lilies
i.
Stalk
ii.
Crown
a.
B.
Feather Stars
i.
7.
Pinnules
Cirri
Class Concentricycloidea (Sea Daisy)
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