Genus

Youngia Lindström, 1885

Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumArthropoda
SubphylumTrilobita
OrderPhacopida
SuborderCheirurina
FamilyCheiruridae
SubfamilyAcanthoparyphinae
GenusAinoa
Nieszkowskia
Pandaspinapyga
Youngia
Speciestrispinosa
unrankedHyrokybe