echinodérmata

In What Different Ways Echinoderms Are Specialized?

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In What Different Ways Echinoderms Are Specialized? Echinoderms possess a unique ambulacral or water vascular system, consisting of a central ring canal and radial canals that extend along each arm. Water circulates through these structures and facilitates gaseous exchange as well as nutrition, predation, and locomotion. What is special about echinoderms? Echinoderms possess a unique

What Does The Word Echinoderm Mean In Greek?

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What Does The Word Echinoderm Mean In Greek? What does the word echinoderm mean in Greek? The word “echinoderm” is made up from Greek ἐχινόδερμα, “spiny skin“, cf. ἐχῖνος, “hedgehog; sea-urchin” and δέρμα, “skin”, echinodérmata being the Greek plural form. The echinoderms are important both biologically and geologically. What does echinoderm mean in Greek? 1834,