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Arthropods By : A'dazya Monae Houston. Arachnids Arachnids are a class (Arachnida) of joint-legged invertebrate animals in the subphylum Chelicerata.

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Presentation on theme: "Arthropods By : A'dazya Monae Houston. Arachnids Arachnids are a class (Arachnida) of joint-legged invertebrate animals in the subphylum Chelicerata."— Presentation transcript:

1 Arthropods By : A'dazya Monae Houston

2 Arachnids Arachnids are a class (Arachnida) of joint-legged invertebrate animals in the subphylum Chelicerata. All arachnids have eight legs, although in some species the front pair may convert to a sensory function. Like spiders & scorpionsjoint-leggedinvertebrate animals Chelicerata

3 Crustacea Crustaceans (Crustacea) form a very large group of arthropods, usually treated as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill and barnacles. The 50,000 described species range in size from Stygotantulus stocki at 0.1 mm (0.004 in), to the Japanese spider crab with a leg span of up to 12.5 ft (3.8 m) and a mass of 44 lb (20 kg). Like other arthropods, crustaceans have an exoskeleton, which they moult to grow. They are distinguished from other groups of arthropods, such as insects, myriapods and chelicerates by the possession of biramous (two-parted) limbs, and by the nauplius form of the larvae.arthropods subphylumcrabslobsterscrayfishshrimp krillbarnaclesStygotantulus stockiJapanese spider crabarthropods exoskeletonmoultinsectsmyriapods cheliceratesbiramousnaupliuslarvae

4 Diplopoda Diplopoda - arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes

5 Chilopoda Centipedes are arthropods belonging to the class Chilopoda of the subphylum Myriapoda. They are elongated metameric animals with one pair of legs per body segment. Despite the name, centipedes can have a varying number of legs from under 20 to over 300. Centipedes have an odd number of pairs of legs. A key trait uniting this group is a pair of venom claws or "forcipules" formed from a modified first appendage. Centipedes are a predominantly carnivorous taxon.arthropodsMyriapodametameric appendagecarnivoroustaxon

6 Insecta Insects are a class of living creatures within the arthropods that have a chitinous exoskeleton, a three-part body (head, thorax, and abdomen), three pairs of jointed legs, compound eyes, and two antennae. They are among the most diverse group of animals on the planet and include more than a million described species and represent more than half of all known living organisms. The number of extant species is estimated at between six and ten million, and potentially represent over 90% of the differing metazoan life forms on Earth. Insects may be found in nearly all environments, although only a small number of species occur in the oceans, a habitat dominated by another arthropod group, the crustaceans. Like Bumble- Bees & Grasshopper.classarthropodschitinous exoskeletonhead thoraxabdomenlegscompound eyes antennaeanimalsspeciesextantmetazoan environmentscrustaceans


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