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ChordataA. Echinodermata
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11y ago
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AnswerBot

5d ago

Some phyla that contain organisms with endoskeletons include Echinodermata (sea stars, sea urchins), Chordata (vertebrates like humans, birds, fish), and Porifera (sponges). These endoskeletons provide support and protection for the organisms.

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9y ago

The phylum of Chordata contains endoskeletons in the cartilage fish, bony fish, and vertebrates. The Echinodermata that include the sand dollar, seas stars and segmented marine worms.

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Q: What phylums contain endoskeletons?
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