Arthropod - Wikipedia
网页Arthropods (/ ˈɑːrθrəpɒd / ARTH-rə-pod) [22] are invertebrates in the phylum Arthropoda. They possess an exoskeleton with a cuticle made of chitin, often mineralised with calcium carbonate, a body with differentiated (metameric) segments, and paired jointed appendages.
Arthropod | Definition, Examples, Characteristics, Classes, Groups ...
网页2024年9月9日 · arthropod, (phylum Arthropoda), any member of the phylum Arthropoda, the largest phylum in the animal kingdom, which includes such familiar forms as lobsters, crabs, spiders, mites, insects, centipedes, and millipedes. About 84 percent of all known species of animals are members of this phylum.
Arthropod - Definition, Characteristics, Examples and Types
网页2019年10月4日 · Arthropods are a lineage of life that developed skeletons on the outside – their hard shells, made of a material called “chitin” – instead of on the inside for structural support.
Arthropod structure and classification | Britannica
网页arthropod, Any member of the largest phylum, Arthropoda, in the animal kingdom. Arthropoda consists of more than one million known invertebrate species in four subphyla: Uniramia (five classes, including insect s), Chelicerata (three classes, including arachnid s and horseshoe crab s), Crustacea (crustacean s), and Trilobita (trilobites).
11.10: Arthropods - Biology LibreTexts
网页Arthropods are not only the largest phylum of invertebrates. They are by far the largest phylum of the animal kingdom. Roughly 80 percent of all animal species living on Earth today are arthropods.
Arthropods - Definition, Examples, Characteristics, Habitat,
网页2024年5月6日 · Arthropods are an extremely diverse group of invertebrates belonging to the phylum Arthropoda. The term ‘arthropod’ originates from the Greek words’ arthron,’ meaning joint, and ‘podos,’ meaning foot, referring to their jointed appendages.
Arthropod - Definition and Examples - Biology Online Dictionary
网页2021年7月23日 · An arthropod is an invertebrate living organism characterized by the presence of multiple joints, a chitinous exoskeleton, segmentation, and an open circulatory system. The chitinous exoskeleton has a protective function …
Arthropods: Facts, Characteristics, Types & Pictures
网页Arthropods are invertebrates characterized by an exoskeleton and segmented body with paired, jointed appendages. Being the largest phylum, the group contains over a million named species and roughly seven million terrestrial species scattered across …
33.9: Arthropods (Arthropoda) - Biology LibreTexts
网页Arthropods have a segmented body plan that contains fused segments divided into regions called tagma. Arthropods have an open circulatory system and can use book gills, book lungs, or tracheal tubes for respiration.
Arthropods - Biology Online Tutorial
网页Essentially, arthropods are characterized by possessing jointed limbs and an exoskeleton. They are the most successful animal Phylum on the planet, in regards to population size and species diversity. There is thought to be over 2 million types of arthropod in today’s world.
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