World Register of Marine Species (WoRMS)
Paracis obscura (Thomson & Russell, 1909)
McFadden, C.S.; Cordeiro, R.; Samimi-Namin, K.; Hoeksema, B.W., Williams, G.; van Ofwegen, L.P. (2026). World List of Octocorallia. Paracis obscura (Thomson & Russell, 1909). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=290617 on 2026-08-10
Thomson, J.A.; Russell, E.S. (1909). Alcyonarians collected on the Percy Sladen Trust Expedition by Mr. J. Stanley Gardiner. Part 1, the Axifera. Transactions of the Linnean Society of London, ser. 2. 13(2): 139-164, plates 6-14.