Kaliwatan sa bakukangon ang Achenium caucasicum.^[1] Una ning gihulagway ni Laporte de Castelnau ni adtong 1835.^[2] Ang Achenium caucasicum sakop sa kahenera nga Achenium, ug kabanay nga Staphylinidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Rusya
• Armenya
• Aserbaiyan
• Georgia (pagklaro)
• Turkeya
• Khasakstan
• Kirgistan
• Tayikistan
• Turkmenistan
• Osbekistan
• Pangmasang Republika sa Tsina

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: 53285666. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Eppelsheim, E. (1892) Zur Staphylinenfauna Turkestan's. , Deutsche Entomologische Zeitschrift, 1892 (2): 321-346.
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.