Kaliwatan sa bakukangon ang Pneuminion impressum.^[1] Una ning gihulagway ni Perkins ni adtong 2004.^[2] Ang Pneuminion impressum sakop sa kahenera nga Pneuminion, ug kabanay nga Hydraenidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Habagatang 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: 53253192. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Perkins, P. D. (2004) A revision of the South African endemic water beetle genus Pneuminion Perkins (Coleoptera: Hydraenidae). , Zootaxa, 538: 1-38.
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.