Deep-water ascidians from the south-western Atlantic (RV Dmitry Mendeleev, cruise 43 and Academic Kurchatov, cruise 11) Author Sanamyan, K. E. Author Sanamyan, N. P. text Journal of Natural History 2002 2002-02-28 36 3 305 359 http://www.tandfonline.com/doi/abs/10.1080/00222930010004232 journal article 10.1080/00222930010004232 1464-5262 5299679 Bathyoncus mirabilis Herdman, 1882 Bathyoncus mirabilis Herdman, 1882: 165 ; Sanamyan and Sanamyan, 1999: 1856 (synonymy). Material examined . St. 916, 4664±5631 m , one 13 mm specimen with broken peduncle. Remarks . The internal features of this species are stable. The species is widely distributed around the Antarctic, although the records are few.