Chelicerata
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The subphylum Chelicerata constitutes one of the two major living subdivisions of the phylum Arthropoda, alongside Mandibulata. Chelicerates include the sea spiders, horseshoe crabs, and arachnids, as
Female scorpion Vaejovis cashi carrying its young (white)
A microscopic mite Lorryia formosa
Ammothea hilgendorfi 3281
Promegistus armstrongi 335075066
Arachnid
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Arachnids are arthropods in the class Arachnida of the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks, mites, pseudoscorpions, harvestmen, camel spiders, whip spide
Chelicerata
…one of the two major living subdivisions of the phylum Arthropoda, alongside Mandibulata. Chelicerates include the sea spiders, horseshoe crabs, and arachnids (including harvestmen, scorpions, spiders, solifuges, ticks, and mites, among many others), as well as a number of extinct lineages, such as the…
"Arachnida" from Ernst Haeckel's Kunstformen der Natur, 1904
Courtship behavior of Thelyphonus sp.
Hubbardia pentapeltis (Schizomida)
Fossil Goniotarbus angulatus (Phalangiotarbida)