Kaliwatan sa bakukangon ang Trirhabda pilosa.^[1] Una ning gihulagway ni Blake ni adtong 1931.^[2] Ang Trirhabda pilosa sakop sa kahenera nga Trirhabda, ug kabanay nga Chrysomelidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Amihanang Amerika

Ang kaliwatan gibahinbahin ngadto sa matang nga nahiubos:^[1]

• T. p. pilosa
• T. p. vittata

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: 36502658. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Riley, Edward G., Shawn M. Clark, and Terry N. Seeno (2003) Catalog of the leaf beetles of America north of Mexico (Coleoptera: Megalopodidae, Orsodacnidae and Chrysomelidae, excluding Bruchinae) , Coleopterists Society Special Publication no. 1
3. ↑ Orrell T. (custodian) & Nicolson D. (ed). (2019). ITIS Regional: The Integrated Taxonomic Information System (version Jun 2017). 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.