Phylum Echinodermata Flashcards
What does echinoderm mean?
Spiny skin
What is the locomotion system for echinoderms?
Water vascular system
What is the hardened shell made out of?
Calcium plates
What animals make up class Asterodia?
Sea Stars
How do sea stars eat?
Stomach comes out of mouth, oozes inside shell to digest
What is the crown of thorns starfish doing?
Destroying the great barrier reef
How is the Crown of thorns starfish destroying the great barrier reef?
By eating the coral polyps
What was the main predator of the crown of thorns starfish?
The triton snail
How does south carolina build artifical reefs?
out of concrete and pvc
What makes up class echinoidea?
urchins and sand dollars
How do animals of class echinoidea move?
With tube feet
What makes up class Holothuroidea?
Sea cucumbers
What is sea cucumbers body made of?
Muscular sac
What is a sea cucumber classified as?
A saprovore
What is a sea cucumbers defense?
Red anal tube, and will eviserate its self, then regeneratw
