Kaliwatan sa bakukangon ang Pseudoceocephalus formosus.^[1] Una ning gihulagway ni Richard Kleine ni adtong 1934.^[2] Ang Pseudoceocephalus formosus sakop sa kahenera nga Pseudoceocephalus, ug kabanay nga Brentidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Aprika

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: 53438323. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Kleine R. (1934) Neu Brenthiden aus Afrika , Arbeiten über morphologische und taxonomische Entomologie aus Berlin-Dahlem, 1(4): 301-307.
3. ↑ "Sforzi A., Bartolozzi L. (eds); Cianferoni F. & Zinetti F. (data managers) (2019). Brentids: Brentidae of the World (version Feb 2019). 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."