A tunicate is a marine invertebrate ainimal, a member o the subphylum Tunicata, which is pairt o the Chordata, a phylum which includes aw ainimals wi dorsal nerve cords an notochords.
↑Fedonkin, M. A.; Vickers-Rich, P.; Swalla, B. J.; Trusler, P.; Hall, M. (2012). "A new metazoan from the Vendian of the White Sea, Russia, with possible affinities to the ascidians". Paleontological Journal. 46: 1–11. doi:10.1134/S0031030112010042.
↑ abSanamyan, Karen (2013). "Tunicata". WoRMS. World Register of Marine Species. Retrieved 4 Apryle 2013.