Kaliwatan sa bakukangon ang Pseudobium castaneum.^[1] Una ning gihulagway ni Cameron ni adtong 1950.^[2] Ang Pseudobium castaneum sakop sa kahenera nga Pseudobium, ug kabanay nga Staphylinidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Uganda

Walay nalista nga matang nga sama niini.^[1]

1. ↑ ^{1.0 1.1 1.2} Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 53286919. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Cameron, M. (1950) New species of African Staphylinidae (Coleoptera). Part I. , Journal of the East Africa Natural History Society, 19: 179-191.
3. ↑ Newton A.F. (2019). StaphBase: Staphyliniformia world catalog database (version Nov 2018). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.