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Arachnids are arthropods in the class Arachnida ( / əˈræknɪdə /) of the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks, mites, pseudoscorpions, harvestmen, camel spiders, whip spiders and vinegaroons. [1] Adult arachnids have eight legs attached to the cephalothorax, although the frontmost pair of legs ...
- Acariformes
Main page; Contents; Current events; Random article; About...
- Parasitiformes
Parasitiformes are a superorder of Arachnids, constituting...
- Opiliones
The Opiliones (formerly Phalangida) are an order of...
- Arachnids as food
Arachnids as food. Some arachnids may be used for human...
- Spider
Diversity [1] 132 families, c. 50,000 species. Spiders (...
- Acariformes
The arachnids are a class of eight-legged arthropods. [1] They are a highly successful group of mainly terrestrial invertebrates: spiders, [2] scorpions, harvestmen, ticks, and mites, and a number of smaller groups. [3] In 2019, a molecular phylogeny study put horseshoe crabs in the Arachnida. [4]
May 29, 2024 · spider. A spider (order Araneida or Araneae). Female spiders generally are much larger than males, a phenomenon known in animals as sexual size dimorphism. Many female orb weavers, such as those in the families Tetragnathidae and Araneidae, show extreme size dimorphism, being at least twice the size of males of the same species.
May 29, 2024 · arachnid, (class Arachnida), any member of the arthropod group that includes spider s, daddy longlegs, scorpion s, and (in the subclass Acari) the mite s and tick s, as well as lesser-known subgroups. Only a few species are of economic importance—for example, the mites and ticks, which transmit diseases to humans, other animals, and plants.
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