Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2025). Ascidiacea World Database.
Sigillina digitata (Millar, 1962). Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=251354 on 2025-05-16
Marine Species Traits editorial board (2025). Marine Species Traits.
Sigillina digitata (Millar, 1962). Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=251354 on 2025-05-16