Deuterostome worms {lampshell} (Brachiopoda) can live in ocean and have coelom. Lampshells have a top carbonate shell and a bottom carbonate shell. Lampshells are oldest genus with living members. Brachiopoda and Phoronida share common ancestor, from which Enchinodermata ancestors split.
Biological Sciences>Zoology>Kinds>Deuterostomes
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Date Modified: 2022.0224