Memidex: Free online dictionary/thesaurus and more....
| Free Tools | Preferences | About | Contact | Index

Xiphosura

Definition:

an animal order of horseshoe crabs and extinct related forms

Class:

animal noun (animals and microorganisms)

Plural:

Xiphosura*
(* Xiphosura may be used in a singular or plural context)

Original source:

Princeton WordNet

Example:

Limulidae

Etymology:

Ancient Greek ξίφος (xiphos, "sword") and οὐρά (oura, "tail"), in reference to...
(Source: Wiktionary)  [more]

Definition references  (+images)

Wikipedia:

Xiphosura

an order of marine chelicerates that includes a large number of extinct lineages and only four recent species in the family Limulidae, which include the horseshoe crabs. The group has hardly changed in millions of years; the modern horseshoe crabs look... (41 of 1483 words, 2 images)

en​.wikipedia​.org​/wiki​/Xiphosura

Wiktionary:

Xiphosura

A taxonomic order within the class Merostomata -- distinguished from all other chelicerates by having compound eyes. The only living xiphosurans are the horseshoe crabs. (24 of 26 words)

en​.wiktionary​.org​/wiki​/Xiphosura

Etymology reference

Wiktionary:

Xiphosura

Origin: Ancient Greek ξίφος (xiphos, "sword") and οὐρά (oura, "tail"), in reference to the long, slender, stiff tail of the horseshoe crab.

en​.wiktionary​.org​/wiki​/Xiphosura

Audio reference

the Free Dictionary:

Xiphosura

Audio: British English pronunciation of "Xiphosura"

www​.thefreedictionary​.com​/Xiphosura

Page last updated: 2013-06-26

Copyright © 2008-2013 Memidex