An annotated checklist of the South African Acanthodrilidae (Oligochaeta: Acanthodrilidae: Acanthodrilinae, Benhamiinae) Author Plisko, Jadwiga Danuta text Zootaxa 2012 3458 4 58 journal article 10.5281/zenodo.282224 3c9db890-c1df-4340-8be1-8e5cd631aeed 1175-5326 282224 Genus Microscolex Rosa, 1887 Microscolex Rosa, 1887 : 1 . Microscolex : Michaelsen 1900 : 139 ; Pickford 1937 : 429 ; Reynolds & Cook 1976 : 56 . Type species . M. modestus Rosa, 1887 .