Ritter, W. E.; Forsyth, R. H. (1917). Ascidian of the littoral zone of southern California. <em>Univ. California Publ., Zool.</em> 16: 439-512.[details]
Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2024). Ascidiacea World Database. Metandrocarpa michaelseni Ritter & Forsyth, 1917. Accessed through: Land J. van der (ed). (2008) UNESCO-IOC Register of Marine Organisms (URMO) at: https://www.marinespecies.org/Urmo/aphia.php?p=taxdetails&id=250831 on 2024-04-24
Land J. van der (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). Metandrocarpa michaelseni Ritter & Forsyth, 1917. Accessed at: https://marinespecies.org/urmo/aphia.php?p=taxdetails&id=250831 on 2024-04-24
original descriptionRitter, W. E.; Forsyth, R. H. (1917). Ascidian of the littoral zone of southern California. <em>Univ. California Publ., Zool.</em> 16: 439-512.[details]