Paraceraurus helgoeyensis Nikolaisen, 1961

Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumArthropoda
SubphylumTrilobita
OrderPhacopida
SuborderCheirurina
FamilyCheiruridae
SubfamilyCheirurinae
GenusParaceraurus
Speciesaculeatus
exsul
gladiator
macrophthalmus
spinulosus
wahli
unrankedhelgoeyensis