1. 1926 Notes on the aquatic Oligochaeta of Travancore: II;Aiyer K. S. P.;Annals and Magasine of natural History
2. An account ofthe Oligochaeta of Travancore;Aiyer K. S. P.;Records of the Indian Museum,1929
3. A systematic study of freshwater Oligochaeta from Dacca city, Bangladesh;Ali M. S.;Bangladesh Journal of Zoology,1975
4. Contributions to the natural history of an annelid of the genus Dero;Beddard F. E.;Proceedings of the Zoological Society of London 1889,1889
5. A note on the Oligochaeta of the New Zealand lakes;Benham W. B.;Transactions and Proceedings of the New Zealand Institute,1903