Assertion: horseshoe crab | /r/HasAspect | four species
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Source sentences:
text: The horseshoe crab has four species, which are Carcinoscorpius rotundicauda (or the mangrove horseshoe crab), Limulus polyphemus (or the Atlantic horseshoe crab), Tachypleus gigas, and Tachypleus tridentatus.