Order Nuculanida Carter et al. 2000
Alternative spelling: Nuculanoida
Parent taxon: Nuculaniformii according to J. G. Carter et al. 2011
Sister taxon: Afghanodesmatida
Subtaxa: Malletioidea, Nuculanoidea
Alternative spelling: Nuculanoida
Parent taxon: Nuculaniformii according to J. G. Carter et al. 2011
Sister taxon: Afghanodesmatida
Subtaxa: Malletioidea, Nuculanoidea