Philip, G. M. & Foster, R. J. 1971. Marsupiate Tertiary echinoids from south-eastern Australia and their zoogeographic significance. Palaeontology 14, 666-695., available online athttps://www.biodiversitylibrary.org/part/173133[details]
Kroh, A.; Mooi, R. (2025). World Echinoidea Database. Willungaster Philip & Foster, 1971 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=512672 on 2025-05-24
Marine Species Traits editorial board (2025). Marine Species Traits. Willungaster Philip & Foster, 1971 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=512672 on 2025-05-24
original descriptionPhilip, G. M. & Foster, R. J. 1971. Marsupiate Tertiary echinoids from south-eastern Australia and their zoogeographic significance. Palaeontology 14, 666-695., available online athttps://www.biodiversitylibrary.org/part/173133[details]