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Class

Horseshoe crabs

Marine chelicerates related to arachnids, despite their common name.

Status
Diet
Location

2 profiles

  • Eurypterus, AI-generated lifelike reconstruction

    Horseshoe crabs

    Eurypterus

    Eurypterus

    Classification and source reference

    ExtinctAI reconstruction
  • Horseshoe crabs

    Horseshoe Crab

    Xiphosurida

    Horseshoe crabs are marine arthropods more closely related to spiders than true crabs.

    Living

Other classes

  • Mammals
  • Birds
  • Reptiles
  • Amphibians
  • Fish
  • Insects
  • Arachnids
  • Molluscs
  • Crustaceans
  • Jellyfish and hydrozoans
  • Corals and anemones
  • Worms
  • Centipedes
  • Millipedes
  • Sea urchins
  • Sea stars
  • Sea lilies and feather stars
  • Tunicates
  • Sea spiders
  • Early synapsids
  • Prehistoric invertebrates
  • Comb jellies
  • Sponges
  • Brittle stars
  • Sea cucumbers
  • Tardigrades
  • Other life
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Conservation categories follow the IUCN Red List. Figures are typical adult ranges.

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