1. Variety Aulacodiscus margaritaceus var. distans Rattray, 1888 (uncertain > unassessed)
2. Variety Aulacodiscus margaritaceus var. distincta Rattray, 1888 (uncertain > unassessed)
3. Variety Aulacodiscus margaritaceus var. elongatus Rattray, 1888 (uncertain > unassessed)
4. Variety Aulacodiscus margaritaceus var. hungarica Pantocsek, 1889 (uncertain > unassessed)
5. Variety Aulacodiscus margaritaceus var. inconspicua Rattray, 1888 (uncertain > unassessed)
6. Variety Aulacodiscus margaritaceus var. kinkeri (A. Schmidt in Schmidt et al.) Rattray, 1888 accepted as Aulacodiscus kinkeri A. Schmidt in Schmidt et al., 1886 (uncertain > unassessed)
7. Variety Aulacodiscus margaritaceus var. margaritaceus Ralfs in Pritchard, 1861 (uncertain > unassessed)
8. Variety Aulacodiscus margaritaceus var. robusta Witt in A. Schmidt et al., 1886 (uncertain > unassessed)
9. Variety Aulacodiscus margaritaceus var. tenera (Witt) Rattray, 1888 accepted as Aulacodiscus crux var. tenera Witt, 1885 (uncertain > unassessed)

marine, fresh, terrestrial

Kociolek, J.P.; Blanco, S.; Coste, M.; Ector, L.; Liu, Y.; Karthick, B.; Kulikovskiy, M.; Lundholm, N.; Ludwig, T.; Potapova, M.; Rimet, F.; Sabbe, K.; Sala, S.; Sar, E.; Taylor, J.; Van de Vijver, B.; Wetzel, C.E.; Williams, D.M.; Witkowski, A.; Witkowski, J. (2021). DiatomBase. Aulacodiscus margaritaceus Ralfs in Pritchard, 1861. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=840457 on 2025-02-21

Marine Species Traits editorial board (2025). Marine Species Traits. Aulacodiscus margaritaceus Ralfs in Pritchard, 1861. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=840457 on 2025-02-21

[taxonomic tree]