Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Phylum Echinodermate

classes of Echinoderms

class Asteroidea star like
class Ophiuroidea serpent like
class Echinoidea spiny like
class Holothuroidea whole rushing like
class Crinoidea lily like
class Asteroidea (Animals) Ocher star, Bat star, Starfish
class Echinoidea (Animals) Sea urchin, Sand dollar,Heart urchin
class Ophiuroidea (Animals) Brittle star, Basket star
class Holothuroidea (Animals) Sea cucumber,
class Crinoidea (Animals) Sea lily,Feather star,
class Asteroidea (Characteristics) 100% marine, dioecious(lack sexual dimorphism), monomorphic(one structure),posses a water vascular system, have a endoskeleton,have regenerative properties, 5(n)Pentamery
class Ophiuroidea (Characteristics) lives in 45 F, lives in tide pools,bioluminescence(ability to glow),depends on food that floats down to it,
class Echinoidea (Characteristics) eats brown sea weed, is eaten in Japanese resturants, has ambullacral plates, has interambullacal plates,
class Holothuroidea (Characteristics) has no pedicellariae, second edible echinodermata doacal, they are aphrodisiacs, uses covierian strands as a defense mechanism, uses cloacol respiration(breathing through anus),evisceration(throwing out its internal organs),
class Crinoidea (Characteristics) its not eating, its used for science and research, found in fiji, colorful
Created by: Geeked_Up