1. Acton, A B. 1957. Sex chromosome inversions in Chironomus. Am Naturalist, 91, 57–59.
2. Acton, A B. 1959. A study of the differences between widely separated populations of Chironomus (Tendipes) tentons (Diptera). Proc R Soc Lond, 151B, 277–296.
3. Bayly, I A E, and Williams, W D. 1973. Inland Waters and their Ecology. Longman, Australia.
4. Bedo, D G. 1975. Polytene chromosomes of three species of black-flies in the Simulium pictipes group (Diptera: Simuliidae). Canad J Zool, 53, 1147–1164.
5. Bedo, D G. 1979. Band and nucleolar polymorphisms in polytene chromosomes of Simulium ornatipes (Diptera: Simuliidae). Cytobios, 21, 113–133.