Order Pedunculata Lamarck 1818 (barnacle)
Parent taxon: Thoracica according to J. W. Martin and G. E. Davis 2001
Sister taxa: Lepadiformes, Phosphatothoracica, Scalpelliformes, Thoracicalcarea
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Frauenweiler (Oligocene of Germany)