Reference
Henrik Enghoff (2020): A mountain of millipedes VIII. The genus Aquattuor Frederiksen, 2013 revisited – a new species from the Udzungwa Mts, Tanzania, another from the Nguru Mts, and introduction of the fi rst pair of male legs as a source of taxonomic characters (Diplopoda, Spirostreptida, Odontopygidae) – European Journal of Taxonomy – 0626: 1 - 32.