Edit the description's bibliography

Animalia: species: Protoreaster nodosus

References that assist with identification

• Clark, A.M. and F.W.E. Rowe (1971). Monograph of shallow-water Indo-west Pacific echinoderms British Museum (Natural History), London.
• Coleman, N. (2007). Sea Stars: Echinoderms of the Asia/Indo-Pacific Neville Coleman's Underwater Geographic, Springwood, Qld. Australia.
• Marsh, L.M. and J. Fromont (2020). Field Guide to shallow water seastars of Australia. Western Australian Museum, Perth.

Other references

• Rowe, F.W.E. and J. Gates (1995). Echinodermata in: Zoological Catalogue of Australia. Vol. 33, xiii, 510 pp. Wells, A. (Ed.). CSIRO, Melbourne, Australia.