Penion mandarinus is a medium-to-large sized species of siphon whelk.[12][13] The species could be confused with the sympatric species P. maximus, however P. mandarinus is typically smaller and has a smoother shell with a shorter siphonal canal.[12]
^Duclos, P.L. 1831. Title unknown. Magasin de Zoologie 1(2): pl. 8.
^Iredale, T. 1925. Mollusca from the continental shelf of eastern Australia. Records of the Australian Museum 14(4): 243-270.
^Gray, J.E. 1839. Molluscous Animals, and their shells. pp. 101-155, pls 33-44 in Beechey, F.W. (ed.). The Zoology of Captain Beechey's Voyage compiled from the collections and notes made by Captain Beechey, the officers and naturalist of the expedition, during a voyage to the Pacific and Behring's Straits performed in His Majesty's Ship Blossom under the command of Captain F. W. Beechey, R. N., F. R. S., &c. in the years 1825, 26, 27, and 28. London : H.G. Bohn.
^Reeve, L.A. 1848. Monograph of the genus Fusus. pls 15-21 in Reeve, L.A. (ed). Conchologia Iconica. London : L. Reeve & Co. Vol. 4.
^Reeve, L.A. 1847. Monograph of the genus Fusus. pls 1-14 in Reeve, L.A. (ed). Conchologia Iconica. London : L. Reeve & Co. Vol. 4.
^Adams, A. & Angas, G.F. 1864. Descriptions of new species from Australian seas, in the collection of George French Angas. Proceedings of the Zoological Society of London 1863(III): 418-428, pl. xxxvii
^Hedley, C. 1903. Scientific results of the trawling expedition of H.M.C.S. "Thetis" off the coast of New South Wales in February and March, 1898. Mollusca. Part II. Scaphopoda and Gastropoda. Memoirs of the Australian Museum 4(6): 325-402, pls 36-37.
^Iredale, T. 1929. Mollusca from the continental shelf of eastern Australia. No. 2. Records of the Australian Museum 17(4): 157-189, pls 38-41.
^Tate, R. 1891. Descriptions of new species of Australian Mollusca, recent and fossil. Transactions of the Royal Society of South Australia 14: 257-265.
^ abcVaux, Felix; Hills, Simon F.K.; Marshall, Bruce A.; Trewick, Steven A.; Morgan-Richards, Mary (2017). "A phylogeny of Southern Hemisphere whelks (Gastropoda: Buccinulidae) and concordance with the fossil record". Molecular Phylogenetics and Evolution. 114 (2017): 367–381. doi:10.1016/j.ympev.2017.06.018. PMID28669812.
^Wilson, B. 1994. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, WA : Odyssey Publishing Vol. 2 370 pp.
^ abVaux, Felix; Crampton, James S.C.; Trewick, Steven A.; Marshall, Bruce A.; Beu, Alan G.; Hills, Simon F.K.; Morgan-Richards, Mary (2018). "Evolutionary lineages of marine snails identified using molecular phylogenetics and geometric morphometric analysis of shells". Molecular Phylogenetics and Evolution. 127 (October 2018): 626–637. doi:10.1016/j.ympev.2018.06.009. PMID29913310. S2CID49303166.