Eurypterida

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Eurypterida

[‚yu̇r·əp′ter·ə·də]
(paleontology)
A group of extinct aquatic arthropods in the subphylum Chelicerata having elongate-lanceolate bodies encased in a chitinous exoskeleton.
References in periodicals archive ?
Eurypterid palaeoecology: palaeobiological, ichnological and comparative evidence for a 'mass-moult-mate' hypothesis.
A eurypterid from the lacustrine facies of the Early Devonian Campbellton Formation, New Brunswick, Canada.
Testing the 'mass-moult-mate' hypothesis of eurypterid palaeoecology.
(A) NBMG 10237, a single chelicera of the eurypterid Pterygotus anglicus from delta-front sediments (Kennedy et al.
In addition to fish, the aquatic assemblage includes eurypterids (Miller 2007a, 2007b), ostracods (Jones 1889) and gastropods (Whiteaves 1881).
Near the base of the section plants, ostracods and eurypterids (Miller 1996; Miller 2007a), as well as fish (Kennedy et al.
Eurypterida.--The extinct eurypterids, or sea scorpions, are the most diverse Paleozoic chelicerates.
A single abdominal eurypterid fragment was found in these beds in 1997, just east of Point La Nim, from a hard, grey siltstone unit approximately 1.6 m from beach level (Fig.
The eurypterid bed occurs at a level 14 m above the base of section III in the marginal lacustrine facies association described by Kennedy and Gibling (2011).
Parahughmilleria provides an addition to the eurypterid fauna, previously represented only by Pterygotus.
Les premiers fossiles d'eurypterides dans la Formation de Campbellton du devonien precoce, dansle nord du Nouveau-Brunswick, au Canada, ont ete decouverts en 1881.
In Scotland, both pterygotids and hughmillerids are believed to have inhabited lacustrine environments, while stylonurid eurypterids inhabited fluvial environments.