exclusively marine ,spiny bodied ,usually external fertilizations ,indirect development with free swimming larva are the features related to;
1.Antedon,cucumaria,loligo,aplysia,dentalium
2.Pinctada,Balanoglossus,asterias,ophiura
3.Sea urchin, sea lily, sea cucumber, brittle star
4.sea urchin ,sea cucumber , sea fan , sea pen ,sea star
Answers
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Answer:
3
Explanation:
they are from phylum echinodermata
Answered by
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The correct option will be option c.
The characteristics mentioned in the question are about phylum Echinodermata.
The animals belonging to the phylum Echinodermata are Echinus (sea urchin), Anteon(sea lily ),cucumaria( sea cucumber) , ophiura (brittle star).
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