1. Cosmopolitan Earthworms – an Eco-Taxonomic Guide to the Peregrine Species of the World;Blakemore,2008
2. Blakemore, R.J., 2008b. An updated list of valid, invalid and synonymous names of Criodriloidea, (Criodrilidae) and Lumbricoidea (Annelida: Oligochaeta: Sparganophilidae, Ailoscolecidae, Hormogastridae, Lumbricidae and Lutodrilidae). http://www.annelida.net/earthworm/Lumbricidae.pdf (accessed 20.10.2010).
3. Monographie des tschechoslovakischen Lumbriciden;Černosvitov;Arch. Prirod. Vyz. Čech.,1935
4. Die Oligochaetenfauna Bulgariens;Černosvitov;Mitt. Königl. Naturwiss. Inst. Sofia,1937
5. Lumbricidi dei Carpazi;Cognetti de Martiis;Boll. Mus. Zool. Anat. Comp. R. Univ. Genova,1927