Paraceraurus is a genus of trilobites that lived in the Ordovician period (485.4 to 443.4 Ma). Its remains have been found in China, Estonia, Sweden and North America.[2] These trilobites have a rounded and moderately convex cephalon. Glabella is convex or flattened, with a sub-rectangular outline. Thorax shows eleven segments.[3]

Paraceraurus
Temporal range: Ordovician
Paraceraurus exsul
Scientific classification
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Paraceraurus

Männil, 1958 [1]

Selected species edit

[3]

References edit

  • Trilobite: Eyewitness to Evolution by Richard Fortey
  • Trilobites of the families Cheiruridae and Encrinuridae from Estonia.] Geoloogia Instituudi Uurimused [Trud Inst Geol Acad Sci Est SSR] Tallinn, 3 1958: 165–205, 210–212. [Zoological Record Volume 95]
  • V. Klikushin, A. Evdokimov, A. Pilipyuk. Ordovician Trilobites of the St. Petersburg Region, Russia, 2009.