Asked by Chuck Bass
Which class of echinoderms is sessile?
Asteroidea
Crinoidea
Echinoidea
Holothuroidea
Ophiuroidea
All Answers 1
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Crinoidea.
Members of Crinoidea (especially sea lilies) are sessile, attached to the substrate by a stalk (though some crinoids—feather stars—are free-moving).
Members of Crinoidea (especially sea lilies) are sessile, attached to the substrate by a stalk (though some crinoids—feather stars—are free-moving).
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