Literature
- Apstein, C. 1905. Salpen der deutsche Tiefsee-Expedition. Wissentschaftliche Ergebnisse der deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899, 12(3): 245-290 (7 plates). Fisher Verlag, Jena.
- Bone, Q. (ed.) 1998. The biology of pelagic tunicates. Oxford University Press, Oxford. 340 pp.
- Fraser, J.H. 1981. British pelagic tunicates. Synopses of the British Fauna (New Series), No. 20. Cambridge University Press, Cambridge. 57 pp.
- Godeaux, J. 1998. The relationships and systematics of the Thaliacea, with keys for identification. In: Q. Bone (ed.),.
- Sewell, R.B.S. 1953. The pelagic Tunicata. The John Murray Expedition 1933-34 Scientific Reports, Vol. 10, No. 1. British Museum Natural History, London. 90 pp.
- Soest, R.W.M. van 1973. The genus Thalia Blumenbach, 1798 (Tunicata, Thaliacea), with description of two new species. Beaufortia, 20(271): 193-212.
- Soest, R.W.M. van 1975b. Zoogeography and speciation in the Salpidae (Tunicata, Thaliacea). Beaufortia, 23(307): 181-215.