World Register of Marine Species (WoRMS)
Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2026). Ascidiacea World Database. Molgula socialis Alder, 1863. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=103804 on 2026-08-28
Alder, J. (1863). Observations on the British Tunicata with descriptions of several new species. Ann. Mag. Nat. Hist., ser.3. 11: 153-173.