1. Brinkhurst, R.O., 1966, Taxonomical studies on the Tubificidae (Annelida, Oligochaeta). Supplement. Int. Revue ges Hydrobiol., 51, 727.
2. Brinkhurst, R.O., 1971, A Guide for the identification of British aquatic oligochaeta. Scient. Pubis. Freshwat. Biol. Ass., 22 (2nd ed.).
3. Brinkhurst, R.O. and B.G.M. Jamieson, 1971, Aquatic Oligochaeta of the World. Oliver and Boyd, Edinburgh.
4. Furse, M.T., 1978, An ecological survey of the middle reaches of the River Thames, July to September 1977. A report to Thames Water Authority.
5. Hiltunen, J.K., 1967, Some oligochaetes of Lake Michigan. Trans. Amer. Microsc. Soc., 86:433–454.