†family Nucinulidae Sartenaer 2004 (lamp shell)
Rhynchonellata - Rhynchonellida
Full reference: P. Sartenaer. 2004. Restatement of Terebratula orbignyana de Verneuil, 1850 on the basis of the original collection. Bulletin de l'Institut royal des Sciences naturelles de Belgique, Sciences de la Terre, supplement 74:81-88
Parent taxon: Rhynchonelloidea according to P. Sartenaer 2004
Sister taxa: Acanthothirididae, Rhynchonellidae, Lepidocyclidae
Subtaxa: Nucinulus
Ecology: stationary epifaunal suspension feeder