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. (2025). Ascidiacea World Database. Morchellium giardi Herdman, 1886. Accessed through: RAS (Eds.) (2025) Register of Antarctic Species at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=253409 on 2025-06-06
RAS (Eds.) (2025). Register of Antarctic Species. Morchellium giardi Herdman, 1886. Accessed at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=253409 on 2025-06-06
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]
Present Inaccurate Introduced: alien Containing type locality