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  2. Chelicerae - Wikipedia

    en.wikipedia.org/wiki/Chelicerae

    The jumping spider Phidippus audax.The basal parts of the chelicerae are the two iridescent green mouthparts. The chelicerae (/ k ə ˈ l ɪ s ər iː /) are the mouthparts of the subphylum Chelicerata, an arthropod group that includes arachnids, horseshoe crabs, and sea spiders.

  3. Arthropod mouthparts - Wikipedia

    en.wikipedia.org/wiki/Arthropod_mouthparts

    For example, in horseshoe crabs, they are like pincers, whereas in spiders, they are hollow and contain (or are connected to) venom glands and are used to inject venom to disable prey prior to feeding. In some spiders, the chelicerae have teeth, which are used to macerate prey items to assist digestion by secreted enzymes.

  4. Horseshoe crab - Wikipedia

    en.wikipedia.org/wiki/Horseshoe_crab

    The smallest species is the mangrove horseshoe crab (C. rotundicauda) and the largest is the tri-spine horseshoe crab (T. tridentatus). [ 44 ] On average, males of C. rotundicauda are about 30 centimeters (12 inches) long, including a telson that is about 15 cm (6 in), and a carapace about 15 cm (6 in) wide. [ 45 ]

  5. Horseshoe crabs get reprieve from harvesting, but does it go ...

    www.aol.com/horseshoe-crabs-reprieve-harvesting...

    Leading scientists also have denounced the commission’s computer model, which recommends harvesting 175,000 female horseshoe crabs and 500,000 male horseshoe crabs for bait annually.

  6. Atlantic horseshoe crab - Wikipedia

    en.wikipedia.org/wiki/Atlantic_horseshoe_crab

    Atlantic horseshoe crab on the shore at Brighton Beach, New York City. The Atlantic horseshoe crab (Limulus polyphemus), also known as the American horseshoe crab, is a species of horseshoe crab, a kind of marine and brackish chelicerate arthropod. [1] It is found in the Gulf of Mexico and along the Atlantic coast of North America. [1]

  7. Chelicerata - Wikipedia

    en.wikipedia.org/wiki/Chelicerata

    Horseshoe crab blood contains a clotting agent, limulus amebocyte lysate, which is used to test antibiotics and kidney machines to ensure that they are free of dangerous bacteria, and to detect spinal meningitis and some cancers. [93] Cooked tarantula spiders are considered a delicacy in Cambodia, [94] and by the Piaroa Indians of southern ...

  8. Massachusetts moves to protect horseshoe crabs during ... - AOL

    www.aol.com/news/massachusetts-moves-protect...

    Horseshoe crabs predate the dinosaurs, having inhabited ocean environments for more than 400 years, but their populations have been depleted for decades due to harvest in part for bait to catch ...

  9. Merostomata - Wikipedia

    en.wikipedia.org/wiki/Merostomata

    Merostomata is a class of chelicerate arthropods that contains the extinct Eurypterida (sea scorpions) and the extant Xiphosura (horseshoe crabs). The term was originally used by James Dwight Dana to refer to Xiphosura only, but was emended by Henry Woodward to cover both groups.