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Hace 2 días · 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.
12 de may. de 2024 · 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.
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 .
Hace 6 días · 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.
13 de may. de 2024 · Chordata: Subphylum Acraniata: Subphylum Vertebrata: Referencia original Citas en bibliografía. Forma de citar este recurso Iberfauna. 2005. ...
Hace 1 día · 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.
Hace 19 horas · Theria. Marsupialia. Placentalia. A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia ( / məˈmeɪli.ə / ). Mammals are characterized by the presence of milk-producing mammary glands for feeding their young, a neocortex region of the brain, fur or hair, and three middle ear bones.
