Professor Dave Explains
Professor Dave Explains
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Phylum Echinodermata Part 1: Form and Function

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March 12, 2025

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With the hemichordates covered let's check out the echinoderms. Echinodermata is the other phylum in the clade Ambulacraria, and they are found all around the world. The most familiar organisms in this clade are starfish or sea stars, sea urchins, sea cucumbers, and more. Let's get an introduction to their form and function.

Script by Ryan Helcoski

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Phylum Echinodermata Part 1: Form and Function · Professor Dave Explains · Sentinel