Literature
  • 1990
  • The Australian Asciciacea. Part 2, Aplousobranchia (1). Mem. Qd Mus. 29(1): 1-266.
  • , 1905
  • The British Tunicata: an unfinished monograph, volume 1, edited by J. Hopkinson. Ray scoiety, London.
  • Berrill 1950
  • The Tunicata, with an account of the British species. Ray Society, London. 354 pp.
  • 1966
  • Tunicata Ascidiacea. Marine invertebrates of Scandinavia, 1: 1-123.