- Definition, Characteristics, Species, Facts - Britannica
Echinoderm, any of a variety of invertebrate marine animals belonging to the phylum Echinodermata, characterized by a hard, spiny covering or skin Living species include sea lilies, sea urchins, sea cucumbers, starfishes, basket stars, and sea daisies Learn more about echinoderms
- Echinoderms: Sea Stars, Urchins, Sand Dollars, and Relatives . . .
A deep dive into all things echinoderms How are sea stars and urchins related? What is a sea cucumber? What is the difference between a sea lily and a sea feather?
- Echinoderms - Definition, Characteristics, Types and Examples - AnimalWised
Echinoderms are a diverse group of invertebrate marine animals that include starfish, sea urchins, sand dollars, sea cucumbers, and crinoids The phylum contains about 7,000 living species, making it the second-largest grouping of deuterostomes, after the chordates
- Definition, Characteristics Examples - Biology Dictionary
An echinoderm is a member of the phylum Echinodermata which contains a number of marine organisms recognized by their pentamerous radial symmetry, calcareous endoskeleton, and a water vascular system which helps operate their small podia
- Echinoderms - Definition, Examples, Characteristics, and Habitat
Echinoderms are spiny-skinned invertebrates of the phylum Echinodermata, specifically recognized by the pentamerous body (five-pointed) symmetry in adults The phylum derives its name from the Greek words ‘ekhînos,’ meaning ‘ hedgehog,’ and ‘dérma,’ meaning skin
- Echinoderms - MarineBio Conservation Society
Echinoderms are a diverse group of marine animals belonging to the phylum Echinodermata They are characterized by a unique radial symmetry and a spiny or prickly outer skin The name “echinoderm” translates to “spiny skin,” which describes their appearance
- Echinoderms Examples: Types Of Echinoderms From Around The World
Echinoderms are a group of animals that include starfish, sea urchins, sea cucumbers, brittle stars, sea lilies and feather stars On this page is a complete guide to echinoderms, with examples of different types of echinoderms from around the world Page Index
- Phylum Echinodermata | manoa. hawaii. edu ExploringOurFluidEarth
Echinoderms are named for the spines or bumps covering the outer surface of the bodies of many of them (Greek root word echino- meaning spiny; Latin root word -derm meaning skin) Examples of echinoderms include sea stars, sea urchins, sea cucumbers, brittle stars, and feather stars (Fig 3 83)
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