Herdman, W. A. (1886). Report on the tunicata collected during the voyage of H.M.S. "Challenger" during the years 1873-1876. Part. II. Ascidiae compositae. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 14 (part 38): 1-432, pl. 1-49., available online athttp://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-38/README.htm[details]
Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2024). Ascidiacea World Database. Sidnyum pallidum Herdman, 1886. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=268102 on 2024-08-16
original descriptionHerdman, W. A. (1886). Report on the tunicata collected during the voyage of H.M.S. "Challenger" during the years 1873-1876. Part. II. Ascidiae compositae. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 14 (part 38): 1-432, pl. 1-49., available online athttp://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-38/README.htm[details]