Tosia australis är en sjöstjärneart som beskrevs av Gray 1840. Tosia australis ingår i släktet Tosia och familjen ledsjöstjärnor. Inga underarter finns listade i Catalogue of Life.
Källor Clark, A.M. (1953) Notes on asteroids in the British Museum (Natural History). III. Luidia. IV. Tosia and Pentagonaster. Bulletin of the British Museum (Natural History) Zoology 1(12): 379-411., Mah, C. (2007) Systematics, phylogeny and historical biogeography of the Pentagonaster clade (Asteroidea: Valvatida: Goniasteridae). Invertebrate Systematics 21: 311-339., Naughton, K.M. and O'Hara, T.D. (2009) A new brooding species of the biscuit star Tosia (Echinodermata:Asteroidea:Goniasteridae), distinguished by molecular, morphological and larval characters. Invertebrate Systematics 23: 348-366., WoRMS Asteroidea: World Asteroidea Database. Mah C.L., 2010-12-10 Clark, H.L. (1938) Echinoderms from Australia : an account of collections made in 1929 and 1932, Mem. Mus. Comp. Zoöl. Harvard College, Vol. LV: 1-597, 28 pls. + 64 text-figs., Verrill, A.E. (1899) Revision of certain genera and species of starfishes, with descriptions of new forms. Transactions of the Connecticut Academy of Arts and Sciences, 10(1): 145-234, Marsh, L.M. (1991) Shallow water echinoderms of the Albany region, south-western Australia,,
Kategori:Ledsjöstjärnor australis