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  1. www.marinespecies.org › ascidiaceaAscidiacea World Database - World Register of Marine Species

    20 de may. de 2024 · Background. Ascidians (Phylum: Chordata, Class: Ascidiacea), or sea squirts, are the largest and most diverse class of the sub-phylum Tunicata (also known as Urochordata). They comprise approximately 3000 described species found in all marine habitats from shallow water to the deep sea.

    • Introduction

      Ascidians (Phylum: Chordata, Class: Ascidiacea), or sea...

    • Browse

      Between brackets is the number of accepted marine extant...

    • Checklist

      Website and databases developed and hosted by VLIZ · Page...

    • Literature

      2,309 sources found, showing records 1-100. Click on one of...

    • Stats

      Number of records in Ascidiacea. all names: number of marine...

    • To WoRMS

      In a major stride towards understanding the mysteries of our...

    • Herdmania momus

      103830 (urn:lsid:marinespecies.org:taxname:103830)...

    • Pyura stolonifera

      215927 (urn:lsid:marinespecies.org:taxname:215927)...

  2. www.britannica.com › animal › vertebrateVertebrate | Definition, Characteristics, Examples ...

    6 de may. de 2024 · vertebrate, any animal of the subphylum Vertebrata, the predominant subphylum of the phylum Chordata. They have backbones, from which they derive their name. The vertebrates are also characterized by a muscular system consisting primarily of bilaterally paired masses and a central nervous system partly enclosed within the backbone .

  3. www.britannica.com › animal › fishFish | Definition, Species, Classification, & Facts | Britannica

    15 de may. de 2024 · fish, any of approximately 34,000 species of vertebrate animals (phylum Chordata) found in the fresh and salt waters of the world. Living species range from the primitive jawless lampreys and hagfishes through the cartilaginous sharks, skates, and rays to the abundant and diverse bony fishes.

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  5. en.wikipedia.org › wiki › CatCat - Wikipedia

    Hace 2 días · The domestic cat has a smaller skull and shorter bones than the European wildcat. [48] It averages about 46 cm (18 in) in head-to-body length and 23–25 cm (9.1–9.8 in) in height, with about 30 cm (12 in) long tails. Males are larger than females. [49] Adult domestic cats typically weigh 4–5 kg (8.8–11.0 lb).

  6. facts.net › 11-interesting-facts-about-chordata11 Interesting Facts About Chordata - Facts.net

    Hace 6 días · Chordata is a fascinating and diverse phylum that encompasses a wide range of animals, from the familiar mammals and birds to the enigmatic sea creatures. With over 65,000 living species, Chordata is one of the most diverse and successful animal groups on the planet.

  7. en.wikipedia.org › wiki › WhaleWhale - Wikipedia

    Hace 5 días · Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. all cetaceans apart from dolphins and porpoises. Dolphins and porpoises may be considered whales from a formal, cladistic perspective.

  8. facts.net › nature › animals18 Fun Facts About Chordates - Facts.net

    20 de may. de 2024 · Biology. Source: Wikipedia.org. Chordates are a fascinating group of animals that encompass a wide range of species, from fish and birds to mammals and humans. They are characterized by the presence of a notochord, a flexible rod-like structure that runs along the length of their bodies.