horseshoe crab

noun
a large marine arthropod, Limulus polyphemus, of shallow coastal waters of eastern North America and eastern Asia, having both compound and simple eyes, book gills, a stiff tail, and a brown carapace curved like a horseshoe: a living fossil related to the woodlouse.
Also called king crab.


Origin:
1765–75

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To horseshoe crab
Collins
World English Dictionary
horseshoe crab
 
n
Also called: king crab any marine chelicerate arthropod of the genus Limulus, of North America and Asia, having a rounded heavily armoured body with a long pointed tail: class Merostomata

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Example sentences
Chances are you owe your life to the horseshoe crab.
Some other living fossils include the coelacanth, the horseshoe crab, and the
  nautilus.
Horseshoe crab eggs provide an important food source for migrating shorebirds.
The goal for this lesson is for students to learn more about the horseshoe crab
  as a valuable resource in an estuary.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;