(ofPachydacna (Pachydacna) onusta Papaianopol, 1992 †)Papaianopol, I. (1992). La macrofaune du Dacien inférieur (Gétien) du Bassin Dacique. <em>Romanian Journal of Paleontology.</em> 75: 21-30. page(s): 23-24, pl. 1, fig. 4 [details] Available for editors
MolluscaBase eds. (2021). MolluscaBase. Pachydacna onusta Papaianopol, 1992 †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1525926 on 2025-05-23
Marine Species Traits editorial board (2025). Marine Species Traits. Pachydacna onusta Papaianopol, 1992 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1525926 on 2025-05-23
original description(ofPachydacna (Pachydacna) onusta Papaianopol, 1992 †)Papaianopol, I. (1992). La macrofaune du Dacien inférieur (Gétien) du Bassin Dacique. <em>Romanian Journal of Paleontology.</em> 75: 21-30. page(s): 23-24, pl. 1, fig. 4 [details] Available for editors