Read, H.J. and Enghoff, H. 2018. Siphonophoridae from Brazilian Amazonia Part 1 – The genus Columbianum Verhoeff, 1941 (Diplopoda, Siphonophorida). European Journal of Taxonomy. 477 (Nov. 2018). DOI:https://doi.org/10.5852/ejt.2018.477.