Observations on non-didemnid ascidians from Australian waters (1) Author Kott, Patricia text Journal of Natural History 2006 2006-04-26 40 3 - 4 169 234 http://dx.doi.org/10.1080/00222930600621601 journal article 10.1080/00222930600621601 1464-5262 5232431 Microcosmus helleri Herdman, 1882 (see Kott 2004 ): 15.435–18.815 ° S, 145.325– 146.955 ° E, depth 16– 84 m .