Kroh, A.; Mooi, R. (2021). World Echinoidea Database. Phormosoma tenue A. Agassiz, 1879. Accessed at: http://www.marinespecies.org/echinoidea/aphia.php?p=taxdetails&id=569461 on 2025-05-17
context source (Deepsea)Natural History Museum, London (NHM): Collections Management Database System. [details]
basis of recordMortensen, T. (1935). A Monograph of the Echinoidea. II. Bothriocidaroida, Melonechinoida, Lepidocentroida, and Stirodonta, 647 pp., C. A. Reitzel & Oxford University Press, Copenhagen & London. page(s): 171-177 [details]