Dellacasa, Dellacasa & Bordat 2002. Systematic redefinition of taxa belonging to the genera Ahermodontus Baguena, 1930 and Ammoecius Mulsant, 1842, with description of the new genus Vladimirellus (Coleoptera: Aphodiidae). Acta Zoologica Academiae Scientiarum Hungaricae, 48(4) 2002: 269-316