what are the salient features of echinoids ?
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Echinoids are also known as Sea urchins and are archaically called sea hedgehogs.
They are of the class Echinoidea, they are small in size, spiny and spherical in shape.
They feed primarily on algae and are known to move around slowly.
They are of the class Echinoidea, they are small in size, spiny and spherical in shape.
They feed primarily on algae and are known to move around slowly.
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Echinoids are also known as Sea urchins and are archaically called sea hedgehogs .
They are of the class Echinoidea ,they are small in size , spiny and spherical in shape .
They feed primarily on algae and are known to move around slowly .
They are of the class Echinoidea ,they are small in size , spiny and spherical in shape .
They feed primarily on algae and are known to move around slowly .
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