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- Echinoderm is a phylum of marine animals that includes starfish, brittle stars, sea urchins, sand dollars, and sea cucumbers, as well as the sea lilies or "stone lilies"12. They are recognisable by their (usually five-point) radial symmetry, or pentamerous symmetry1. Echinoderms are exclusively marine and benthic3. Echinoderma is also a genus of fungi in the family Agaricaceae4.
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.An echinoderm (/ ɪˈkaɪnəˌdɜːrm, ˈɛkə -/) is any member of the phylum Echinodermata (/ ɪˌkaɪnoʊˈdɜːrmətə /). The adults are recognisable by their (usually five-point) radial symmetry, or pentamerous symmetry, and include starfish, brittle stars, sea urchins, sand dollars, and sea cucumbers, as well as the sea lilies or "stone lilies".en.wikipedia.org/wiki/EchinodermFrom Simple English Wikipedia, the free encyclopedia Fossil crinoid crowns. Echinoderms are a successful phylum of marine animals. They include sea stars, brittle stars, sea urchins, sea cucumbers and their relatives.simple.wikipedia.org/wiki/EchinodermEchinodermataechinos, espinho +, pele +, sufixo plural), também denominados equinodermosequinodermesequinodermas, são deuterostômios exclusivamente marinhos e bentônicos. Tais seres são representantes do filo Echinodermata.pt.wikipedia.org/wiki/EchinodermataEchinoderma is a genus of fungi in the family Agaricaceae. Its members were for a long time considered to belong to genus Lepiota and the group was then circumscribed by French mycologist Marcel Bon in 1981 as a subgenus of Cystolepiota before he raised it to generic status in 1991.en.wikipedia.org/wiki/Echinoderma - People also ask
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See all on WikipediaEchinoderm - Wikipedia
An echinoderm is any deuterostomal animal of the phylum Echinodermata (/ɪˌkaɪnoʊˈdɜːrmətə/), which includes starfish, brittle stars, sea urchins, sand dollars and sea cucumbers, as well as the sessile sea lilies or "stone lilies". While bilaterally symmetrical as larvae, as adults echinoderms are recognisable … See more
The name echinoderm is from Ancient Greek ἐχῖνος (ekhînos) 'hedgehog', and δέρμα (dérma) 'skin'. Echinoderms are bilaterians, meaning that their … See more
Many echinoderms have great powers of regeneration. Many species routinely autotomize and regenerate arms and viscera. … See more
Sexual reproduction
Echinoderms become sexually mature after approximately two to three years, depending on the … See moreLocomotion
Echinoderms primarily use their tube feet to move about, though some sea urchins also use their spines. … See moreEchinoderms evolved from animals with bilateral symmetry. Although adult echinoderms possess pentaradial symmetry, their … See more
Echinoderms are globally distributed in almost all depths, latitudes and environments in the ocean. Adults are mainly See more
Echinoderms are numerous invertebrates whose adults play an important role in benthic ecosystems, while the larvae are a major component of the plankton. Among the ecological roles of adults are the grazing of sea urchins, the sediment processing of heart … See more
Wikipedia text under CC-BY-SA license Echinoderm - Simple English Wikipedia, the free encyclopedia
- A modern classification
1. Asterozoa: about 1,500 species that catch prey for their food. 1.1. Asteroidea: the starfish. 1.1.1. Sea daisies, notable for their unusual water vascular system. Only two species, now merged into Asteroidea. 1.2. Ophiuroidea (brittle stars and basket stars), the largest echinoderms; about 1,5… - A simplified classification
For many purposes it is better to use the following classification. It is easier to learn and understand, and is based more on the living forms.p19 1. Asteroidea: the starfish. 2. Ophiuroidea: the brittle-stars 3. Echinoidea: the sea-urchins 4. Holothuroidea: the sea-cucumbers 5. Crinoide…
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- A modern classification
Echinoderms | Smithsonian Ocean
WEBTogether, these animals make up the Echinodermata, a word with Greek origins meaning “hedgehog skin.” Echinoderms live in every ocean, even off the coast of Antarctica. Well known as coastal dwellers, they can be found at …
Echinoderm | Definition, Characteristics, Species, & Facts
WEBMay 18, 2024 · Echinoderms are marine invertebrates with a hard, spiny covering or skin. They include sea lilies, sea urchins, sea cucumbers, starfishes, and more. Learn about their diversity, evolution, and fossil history.
echinoderms - Encyclopedia of Life
WEBEchinodermata (Echinoderms) is a phylum of Animal. There are 10475 species of Echinoderms, in 1891 genera and 280 families. It includes groups like Crinoids And Relatives. EOL has data for 10 attributes, including:
Phylum Echinodermata | manoa.hawaii.edu/ExploringOurFluidEarth
WEBEchinoderms 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).
Echinoderm | Encyclopedia.com
WEBMay 14, 2018 · An echinoderm is a spiny-skinned invertebrate (an animal without a backbone) that lives in the ocean. Most echinoderms, like starfish and sand dollars, have a distinctive five-part body plan, an endoskeleton (an internal skeleton), and many tiny, sucker-tipped tube feet with which they take in seawater in order to move.
Echinoderms ~ MarineBio Conservation Society
WEBEchinoderms are a diverse group of marine animals belonging to the phylum Echinodermata. They are characterized by a unique radial symmetry and a spiny or
Origin and Early Evolution of Echinoderms | Annual Reviews
WEBEchinoderms are a major group (phylum) of invertebrate animals with a rich fossil record stretching back to the Cambrian period, approximately 518 million years ago. While all modern species are characterized by pentaradial (i.e., fivefold) symmetry, Cambrian echinoderms also include taxa with different types of symmetry (e.g., bilateral symmetry).
Echinoderms (Phylum Echinodermata) · iNaturalist
WEBEchinoderms are found at every ocean depth, from the intertidal zone to the abyssal. Echinoderm is the common name given to any member of the phylum Echinodermata (from Ancient Greek, ἐχῖνος, echinos – 'hedgehog' and …
The Echinoid Directory - Natural History Museum
WEBThey belong to the Echinoidea, one of the five classes of the phylum Echinodermata, the others being holothurians, crinoids, starfish and brittlestars. Like all echinoderms, echinoids have a skeleton composed of calcitic plates embedded in their skin (their skeleton is internal, like ours).
Species and distribution of echinoderms | Britannica
WEBLearn about the characteristics, classes, and distribution of echinoderms, marine invertebrates with a hard spiny covering and a calcite skeleton. Find out how they use their tube feet for various functions and what they feed on.
Echinoderm - Definition, Characteristics & Examples - Biology …
WEBOct 4, 2019 · 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.
Echinoderm - Wikipedia
WEBEchinoderms (Phylum Echinodermata frae Greek, ἐχῖνος, echinos – "hedgehog" und δέρμα, derma – "skin") are a phylum o marine animals. References
echinoderm - Wiktionary, the free dictionary
WEBMay 9, 2024 · echinoderm (plural echinoderms) An animal of the phylum Echinodermata, comprising radially symmetric, spiny-skinned marine animals including seastars, sea urchins, sea cucumbers, crinoids, and sand dollars. [from 19th c.]
Eocrinoidea - Wikipedia
WEBThe Eocrinoidea are an extinct class of echinoderms that lived between the Early Cambrian and Late Silurian periods. They are the earliest known group of stalked, arm-bearing echinoderms, and were the most common echinoderms during the Cambrian.
Crinoidea - Simple English Wikipedia, the free encyclopedia
WEBThe crinoids are a class of echinoderms. They have two forms, the sea lilies, stalked forms attached to the sea floor, and the feather stars, which are free-living. All crinoids are marine, and live both in shallow water and in depths as great as 6000 meters.
Echinoderme - Wikipedia
WEBEchinoderme (Echinodermata) provine din greacă ἐχῖνος echinos-arici; δέρμα derma - piele. Echinodermele sunt o încrengătură care cuprinde cca 6.300 de specii de animale marine, ca de exemplu ariciul de mare și steaua de mare .
Story:Filum Echinodermata - Wikipedia bahasa Indonesia, …
WEBFilum Echinodermata. Filum Echinodermata (dari bahasa Yunani untuk kulit berduri) adalah sebuah filum hewan laut yang mencakup bintang laut, teripang, dan beberapa kerabatnya. Kelompok hewan ini ditemukan di hampir semua kedalaman laut. Filum ini muncul di periode Kambrium awal dan terdiri dari 7.000 spesies yang masih hidup dan …
2024 in paleontology - Wikipedia
WEB2024 in paleontology. Science +... Paleontology or palaeontology is the study of prehistoric life forms on Earth through the examination of plant and animal fossils. [1] This includes the study of body fossils, tracks ( ichnites ), burrows, cast-off parts, fossilised feces ( coprolites ), palynomorphs and chemical residues.
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