- Echinoderms are 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"1. They are recognisable by their (usually five-point) radial symmetry1. The phylum Echinodermata has about 6,300 species of marine animals2. Echinoderma is also a genus of fungi in the family Agaricaceae3.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, 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/EchinodermEchinoderme (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.ro.wikipedia.org/wiki/EchinodermeEchinoderma 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
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Marine life - Wikipedia
WEB2 days ago · Adult echinoderms are recognizable by their radial symmetry (usually five-point) and include starfish, sea urchins, sand dollars, and sea cucumbers, as well as the …
Trilobite - Wikipedia
WEB2 days ago · The Early Ordovician is marked by vigorous radiations of articulate brachiopods, bryozoans, bivalves, echinoderms, and graptolites, with many groups appearing in the fossil record for the first time.
World Echinoidea Database - World Register of Marine Species
WEB2 days ago · (part of WoRMS - the World Register of Marine Species) Echinoids, or sea urchins (oursins [French], Seeigel [German], erizos de mar [Spanish]) constitute a group …
Mollusca - Wikipedia
WEB4 days ago · 85,000 recognized living species . Cornu aspersum (formerly Helix aspersa) – a common land snail. Mollusca is the second-largest …
- Domain: Eukaryota
- Superphylum: Lophotrochozoa
- Kingdom: Animalia
Fossil captures starfish splitting itself in two—showing this has …
WEB2 days ago · Our planet is teeming with invertebrates that, to our human eyes, may seem alien in the way they live and reproduce. The starfish, or asteroid, is part of a group of …
Ophiuroidea - The World Ophiuroidea Database - WoRMS - World …
WEB2 days ago · The Ophiuroidea (brittle stars and basket stars) are the largest class among extant Echinodermata. They are characterized by the disk being clearly offset from the …
Echinoderms: List of Beautiful Echinoderms with Facts • …
WEB3 days ago · The term echinoderm actually derives from the Greek meaning “spiny skin”. They are a major group of marine life and they are usually always found on the seafloor due to their lack of ability to move …
Fossil evidence for the ancient link between clonal fragmentation, …
WEB3 days ago · 1. Introduction. Fragmentation is a form of asexual reproduction where a multicellular organism is split into fragments, each of which develops into fully grown …
Pycnocrinus dyeri (fossil crinoids) (Arnheim Formation, Up… | Flickr
WEB23 hours ago · Pycnocrinus dyeri (Meek, 1872) - fossil crinoids from the Ordovician of Ohio, USA. (CMC IP 57109, Cincinnati Museum of Natural History & Science, Cincinnati …
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Echinoderm - Definition, Meaning & Synonyms | Vocabulary.com
WEB4 days ago · Definitions of echinoderm. noun. marine invertebrates with tube feet and five-part radially symmetrical bodies. see more.
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