Paraceraurus

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
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	†Artiopoda
Class:	†Trilobita
Order:	†Phacopida
Family:	†Cheiruridae
Genus:	†Paraceraurus Männil, 1958 [1]

Selected species

• Paraceraurus aculeatus
• Paraceraurus exsul
• Paraceraurus gladiator
• Paraceraurus ingricus
• Paraceraurus macrophthalmus
• Paraceraurus spinulosus

^[3]